Q: What is the sum of all factors of the number 1,561,146 excluding 1,561,146?
A: 1,561,158
The factors of the number 1,561,146 are: 1, 2, 3, 6, 260191, 520382, 780573, 1561146.
If you add them up, you will get the total of 1,561,147. Now subtract 1,561,146 to get 1,561,158