Q: What is the sum of all factors of the number 13,713 excluding 13,713?
A: 7,215
The factors of the number 13,713 are: 1, 3, 7, 21, 653, 1959, 4571, 13713.
If you add them up, you will get the total of 13,720. Now subtract 13,713 to get 7,215