Q: What is the sum of all factors of the number 990,225 excluding 990,225?
A: 860,351
The factors of the number 990,225 are: 1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 163, 225, 243, 405, 489, 675, 815, 1215, 1467, 2025, 2445, 4075, 4401, 6075, 7335, 12225, 13203, 22005, 36675, 39609, 66015, 110025, 198045, 330075, 990225.
If you add them up, you will get the total of 991,085. Now subtract 990,225 to get 860,351