Q: What is the sum of all factors of the number 1,521,423 excluding 1,521,423?
A: 760,761
The factors of the number 1,521,423 are: 1, 3, 9, 27, 81, 243, 729, 2087, 6261, 18783, 56349, 169047, 507141, 1521423.
If you add them up, you will get the total of 1,522,183. Now subtract 1,521,423 to get 760,761