Q: What is the sum of all factors of the number 38,415 excluding 38,415?
A: 28,113
The factors of the number 38,415 are: 1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 985, 2561, 2955, 7683, 12805, 38415.
If you add them up, you will get the total of 38,443. Now subtract 38,415 to get 28,113