Q: What is the sum of all factors of the number 1,521,225 excluding 1,521,225?
A: 1,203,861
The factors of the number 1,521,225 are: 1, 3, 5, 9, 15, 25, 45, 75, 225, 6761, 20283, 33805, 60849, 101415, 169025, 304245, 507075, 1521225.
If you add them up, you will get the total of 1,521,226. Now subtract 1,521,225 to get 1,203,861