Q: What is the sum of all factors of the number 1,261,125 excluding 1,261,125?
A: 1,172,475
The factors of the number 1,261,125 are: 1, 3, 5, 9, 15, 19, 25, 45, 57, 59, 75, 95, 125, 171, 177, 225, 285, 295, 375, 475, 531, 855, 885, 1121, 1125, 1425, 1475, 2375, 2655, 3363, 4275, 4425, 5605, 7125, 7375, 10089, 13275, 16815, 21375, 22125, 28025, 50445, 66375, 84075, 140125, 252225, 420375, 1261125.
If you add them up, you will get the total of 1,261,126. Now subtract 1,261,125 to get 1,172,475