Q: What is the sum of all factors of the number 4,165 excluding 4,165?
A: 1,991
The factors of the number 4,165 are: 1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165.
If you add them up, you will get the total of 4,166. Now subtract 4,165 to get 1,991