Q: What is the sum of all factors of the number 2,158,729 excluding 2,158,729?
A: 89,143
The factors of the number 2,158,729 are: 1, 43, 61, 823, 2623, 35389, 50203, 2158729.
If you add them up, you will get the total of 2,158,818. Now subtract 2,158,729 to get 89,143