Q: What is the sum of all factors of the number 121,121 excluding 121,121?
A: 42,847
The factors of the number 121,121 are: 1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1331, 1573, 9317, 11011, 17303, 121121.
If you add them up, you will get the total of 121,163. Now subtract 121,121 to get 42,847