Q: What is the sum of all factors of the number 257,720,521 excluding 257,720,521?
A: 2,408,711
The factors of the number 257,720,521 are: 1, 107, 2408603, 257720521.
If you add them up, you will get the total of 257,720,523. Now subtract 257,720,521 to get 2,408,711