Q: What is the sum of all factors of the number 1,521,039 excluding 1,521,039?
A: 716,273
The factors of the number 1,521,039 are: 1, 3, 13, 39, 43, 129, 559, 907, 1677, 2721, 11791, 35373, 39001, 117003, 507013, 1521039.
If you add them up, you will get the total of 1,521,755. Now subtract 1,521,039 to get 716,273