Factors of 546
The factors of 546 are 1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546. It has 16 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 546 is a whole number that divides it with nothing left over. You only need to test the numbers up to √546 ≈ 23.37; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 16 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: the sum is 1344. Without 546 itself that is 798, so 546 is an abundant number.
LaTeX source of the formulas on this page
\[ 546 = 2 \times 3 \times 7 \times 13 \]
Factor pairs of 546
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 546 | 1 × 546 = 546 |
| 2 | 273 | 2 × 273 = 546 |
| 3 | 182 | 3 × 182 = 546 |
| 6 | 91 | 6 × 91 = 546 |
| 7 | 78 | 7 × 78 = 546 |
| 13 | 42 | 13 × 42 = 546 |
| 14 | 39 | 14 × 39 = 546 |
| 21 | 26 | 21 × 26 = 546 |
Questions
What are the factors of 546?
The factors of 546 are 1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546. It has 16 factors.
What are the prime factors of 546?
2, 3, 7, 13. As a product: 2 × 3 × 7 × 13.
How many factors does 546 have?
546 has 16 factors (8 factor pairs).
What is the sum of the factors of 546?
1344.
Is 546 a prime number?
No. It is divisible by 2, so 546 = 2 × 273.