Factors of 918
The factors of 918 are 1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918. It has 16 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 918 is a whole number that divides it with nothing left over. You only need to test the numbers up to √918 ≈ 30.30; 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 2160. Without 918 itself that is 1242, so 918 is an abundant number.
LaTeX source of the formulas on this page
\[ 918 = 2 \times 3^{3} \times 17 \]Factor pairs of 918
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 918 | 1 × 918 = 918 |
| 2 | 459 | 2 × 459 = 918 |
| 3 | 306 | 3 × 306 = 918 |
| 6 | 153 | 6 × 153 = 918 |
| 9 | 102 | 9 × 102 = 918 |
| 17 | 54 | 17 × 54 = 918 |
| 18 | 51 | 18 × 51 = 918 |
| 27 | 34 | 27 × 34 = 918 |
Questions
What are the factors of 918?
The factors of 918 are 1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918. It has 16 factors.
What are the prime factors of 918?
2, 3, 17. As a product: 2 × × 17.
How many factors does 918 have?
918 has 16 factors (8 factor pairs).
What is the sum of the factors of 918?
2160.
Is 918 a prime number?
No. It is divisible by 2, so 918 = 2 × 459.