Q: What is the sum of all factors of the number 143,521 excluding 143,521?
A: 30,899
The factors of the number 143,521 are: 1, 7, 29, 49, 101, 203, 707, 1421, 2929, 4949, 20503, 143521.
If you add them up, you will get the total of 143,551. Now subtract 143,521 to get 30,899