Q: What is the sum of all factors of the number 1,404,873 excluding 1,404,873?
A: 640,807
The factors of the number 1,404,873 are: 1, 3, 9, 139, 417, 1123, 1251, 3369, 10107, 156097, 468291, 1404873.
If you add them up, you will get the total of 1,405,513. Now subtract 1,404,873 to get 640,807