Q: What is the sum of all factors of the number 28,348,725 excluding 28,348,725?

A: 20,933,835

Why is 20,933,835 the sum of all factors of 28,348,725, excluding 28,348,725?

The factors of the number 28,348,725 are: 1, 3, 5, 15, 25, 31, 75, 89, 93, 137, 155, 267, 411, 445, 465, 685, 775, 1335, 2055, 2225, 2325, 2759, 3425, 4247, 6675, 8277, 10275, 12193, 12741, 13795, 21235, 36579, 41385, 60965, 63705, 68975, 106175, 182895, 206925, 304825, 318525, 377983, 914475, 1133949, 1889915, 5669745, 9449575, 28348725.

If you add them up, you will get the total of 28,348,745. Now subtract 28,348,725 to get 20,933,835