Q: What is the sum of all factors of the number 203,130,123 excluding 203,130,123?

A: 118,485,237

Why is 118,485,237 the sum of all factors of 203,130,123, excluding 203,130,123?

The factors of the number 203,130,123 are: 1, 3, 7, 21, 29, 87, 203, 281, 609, 843, 1187, 1967, 3561, 5901, 8149, 8309, 24447, 24927, 34423, 57043, 103269, 171129, 240961, 333547, 722883, 1000641, 2334829, 7004487, 9672863, 29018589, 67710041, 203130123.

If you add them up, you will get the total of 203,130,241. Now subtract 203,130,123 to get 118,485,237