Q: What is the sum of all factors of the number 1,221,225 excluding 1,221,225?
A: 906,615
The factors of the number 1,221,225 are: 1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 857, 1425, 2571, 4285, 12855, 16283, 21425, 48849, 64275, 81415, 244245, 407075, 1221225.
If you add them up, you will get the total of 1,222,131. Now subtract 1,221,225 to get 906,615