Q: What is the sum of all factors of the number 425,391 excluding 425,391?
A: 208,209
The factors of the number 425,391 are: 1, 3, 17, 19, 51, 57, 323, 439, 969, 1317, 7463, 8341, 22389, 25023, 141797, 425391.
If you add them up, you will get the total of 425,599. Now subtract 425,391 to get 208,209