Q: What is the sum of all factors of the number 12,135 excluding 12,135?
A: 7,305
The factors of the number 12,135 are: 1, 3, 5, 15, 809, 2427, 4045, 12135.
If you add them up, you will get the total of 12,142. Now subtract 12,135 to get 7,305