Q: What is the sum of all factors of the number 1,257,213 excluding 1,257,213?
A: 450,915
The factors of the number 1,257,213 are: 1, 3, 53, 159, 7907, 23721, 419071, 1257213.
If you add them up, you will get the total of 1,257,663. Now subtract 1,257,213 to get 450,915