Q: What is the sum of all factors of the number 1,287,221 excluding 1,287,221?
A: 99,031
The factors of the number 1,287,221 are: 1, 13, 99017, 1287221.
If you add them up, you will get the total of 1,287,320. Now subtract 1,287,221 to get 99,031