Q: What is the sum of all factors of the number 13,915 excluding 13,915?
A: 5,237
The factors of the number 13,915 are: 1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915.
If you add them up, you will get the total of 13,920. Now subtract 13,915 to get 5,237