Q: What is the sum of all factors of the number 3,131,427 excluding 3,131,427?
A: 1,561,821
The factors of the number 3,131,427 are: 1, 3, 13, 23, 39, 69, 299, 897, 3491, 10473, 45383, 80293, 136149, 240879, 1043809, 3131427.
If you add them up, you will get the total of 3,131,428. Now subtract 3,131,427 to get 1,561,821