Q: What is the sum of all factors of the number 3,717 excluding 3,717?
A: 2,523
The factors of the number 3,717 are: 1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717.
If you add them up, you will get the total of 3,719. Now subtract 3,717 to get 2,523