Q: What is the sum of all factors of the number 1,257,621 excluding 1,257,621?
A: 458,379
The factors of the number 1,257,621 are: 1, 3, 43, 129, 9749, 29247, 419207, 1257621.
If you add them up, you will get the total of 1,258,079. Now subtract 1,257,621 to get 458,379