Q: What is the sum of all factors of the number 3,663 excluding 3,663?
A: 2,265
The factors of the number 3,663 are: 1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663.
If you add them up, you will get the total of 3,665. Now subtract 3,663 to get 2,265