Q: What is the sum of all factors of the number 159,999 excluding 159,999?
A: 97,281
The factors of the number 159,999 are: 1, 3, 7, 19, 21, 57, 133, 399, 401, 1203, 2807, 7619, 8421, 22857, 53333, 159999.
If you add them up, you will get the total of 160,096. Now subtract 159,999 to get 97,281