Q: What is the sum of all factors of the number 13,158 excluding 13,158?
A: 17,730
The factors of the number 13,158 are: 1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1462, 2193, 4386, 6579, 13158.
If you add them up, you will get the total of 13,175. Now subtract 13,158 to get 17,730