Q: What is the sum of all factors of the number 1,242,891 excluding 1,242,891?
A: 740,629
The factors of the number 1,242,891 are: 1, 3, 9, 13, 27, 39, 117, 351, 3541, 10623, 31869, 46033, 95607, 138099, 414297, 1242891.
If you add them up, you will get the total of 1,243,631. Now subtract 1,242,891 to get 740,629