Factors of 117

3, 13. As a product: 3^2 × 13.

The factors of 117 are 1, 3, 9, 13, 39, 117. It has 6 factors.

Factors of 117

Pick any whole number from 1 to 10,000.

117 = 3^{2} \times 13

How to work it out

1
A factor of 117 is a whole number that divides it with nothing left over. You only need to test the numbers up to √117 ≈ 10.82; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 6 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$117 = 3^{2} \times 13$
4
Add all the factors: 1 + 3 + 9 + 13 + 39 + 117 = 182. Without 117 itself that is 65, so 117 is a deficient number.

LaTeX source of the formulas on this page

\[ 117 = 3^{2} \times 13 \]

What are the factors of 117?

The factors of 117 are 1, 3, 9, 13, 39, 117. It has 6 factors.

What are the prime factors of 117?

3, 13. As a product: $3^{2}$ × 13.

How many factors does 117 have?

117 has 6 factors (3 factor pairs).

What is the sum of the factors of 117?

182.

Is 117 a prime number?

No. It is divisible by 3, so 117 = 3 × 39.