Q: What is the sum of all factors of the number 1,259,139 excluding 1,259,139?
A: 772,989
The factors of the number 1,259,139 are: 1, 3, 7, 17, 21, 51, 119, 357, 3527, 10581, 24689, 59959, 74067, 179877, 419713, 1259139.
If you add them up, you will get the total of 1,259,911. Now subtract 1,259,139 to get 772,989