Q: What is the sum of all factors of the number 10,647 excluding 10,647?
A: 8,385
The factors of the number 10,647 are: 1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647.
If you add them up, you will get the total of 10,655. Now subtract 10,647 to get 8,385