Q: What is the sum of all factors of the number 3,135 excluding 3,135?
A: 2,625
The factors of the number 3,135 are: 1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135.
If you add them up, you will get the total of 3,137. Now subtract 3,135 to get 2,625