Factors of 9789
The factors of 9789 are 1, 3, 13, 39, 251, 753, 3263, 9789. It has 8 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 9789 is a whole number that divides it with nothing left over. You only need to test the numbers up to √9789 ≈ 98.94; 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 + 13 + 39 + 251 + 753 + 3263 + 9789 = 14112. Without 9789 itself that is 4323, so 9789 is a deficient number.
LaTeX source of the formulas on this page
\[ 9789 = 3 \times 13 \times 251 \]
Factor pairs of 9789
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 9789 | 1 × 9789 = 9789 |
| 3 | 3263 | 3 × 3263 = 9789 |
| 13 | 753 | 13 × 753 = 9789 |
| 39 | 251 | 39 × 251 = 9789 |
Questions
What are the factors of 9789?
The factors of 9789 are 1, 3, 13, 39, 251, 753, 3263, 9789. It has 8 factors.
What are the prime factors of 9789?
3, 13, 251. As a product: 3 × 13 × 251.
How many factors does 9789 have?
9789 has 8 factors (4 factor pairs).
What is the sum of the factors of 9789?
14112.
Is 9789 a prime number?
No. It is divisible by 3, so 9789 = 3 × 3263.