Q: What is the sum of all factors of the number 155,015,266 excluding 155,015,266?

A: 121,602,974

Why is 121,602,974 the sum of all factors of 155,015,266, excluding 155,015,266?

The factors of the number 155,015,266 are: 1, 2, 7, 14, 29, 58, 173, 203, 346, 406, 1211, 2207, 2422, 4414, 5017, 10034, 15449, 30898, 35119, 64003, 70238, 128006, 381811, 448021, 763622, 896042, 2672677, 5345354, 11072519, 22145038, 77507633, 155015266.

If you add them up, you will get the total of 155,015,387. Now subtract 155,015,266 to get 121,602,974