Q: What is the sum of all factors of the number 3,891,491 excluding 3,891,491?
A: 4,309
The factors of the number 3,891,491 are: 1, 1289, 3019, 3891491.
If you add them up, you will get the total of 3,891,495. Now subtract 3,891,491 to get 4,309