Q: What is the sum of all factors of the number 12,123,225 excluding 12,123,225?
A: 9,591,221
The factors of the number 12,123,225 are: 1, 3, 5, 9, 15, 25, 45, 75, 225, 53881, 161643, 269405, 484929, 808215, 1347025, 2424645, 4041075, 12123225.
If you add them up, you will get the total of 12,123,234. Now subtract 12,123,225 to get 9,591,221