Factors of 273
The factors of 273 are 1, 3, 7, 13, 21, 39, 91, 273. It has 8 factors.
Factors of 273
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 273 is a whole number that divides it with nothing left over. You only need to test the numbers up to √273 ≈ 16.52; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 8 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: 1 + 3 + 7 + 13 + 21 + 39 + 91 + 273 = 448. Without 273 itself that is 175, so 273 is a deficient number.
LaTeX source of the formulas on this page
\[ 273 = 3 \times 7 \times 13 \]
Factor pairs of 273
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 273 | 1 × 273 = 273 |
| 3 | 91 | 3 × 91 = 273 |
| 7 | 39 | 7 × 39 = 273 |
| 13 | 21 | 13 × 21 = 273 |
Questions
What are the factors of 273?
The factors of 273 are 1, 3, 7, 13, 21, 39, 91, 273. It has 8 factors.
What are the prime factors of 273?
3, 7, 13. As a product: 3 × 7 × 13.
How many factors does 273 have?
273 has 8 factors (4 factor pairs).
What is the sum of the factors of 273?
448.
Is 273 a prime number?
No. It is divisible by 3, so 273 = 3 × 91.