Q: What is the sum of all factors of the number 12,905 excluding 12,905?
A: 3,295
The factors of the number 12,905 are: 1, 5, 29, 89, 145, 445, 2581, 12905.
If you add them up, you will get the total of 12,908. Now subtract 12,905 to get 3,295