Q: What is the sum of all factors of the number 3,663,991 excluding 3,663,991?
A: 9,809
The factors of the number 3,663,991 are: 1, 389, 9419, 3663991.
If you add them up, you will get the total of 3,664,000. Now subtract 3,663,991 to get 9,809