Q: What is the sum of all factors of the number 2,131,309 excluding 2,131,309?
A: 67,859
The factors of the number 2,131,309 are: 1, 47, 137, 331, 6439, 15557, 45347, 2131309.
If you add them up, you will get the total of 2,131,376. Now subtract 2,131,309 to get 67,859