Q: What is the sum of all factors of the number 278,332,248 excluding 278,332,248?

A: 421,115,352

Why is 421,115,352 the sum of all factors of 278,332,248, excluding 278,332,248?

The factors of the number 278,332,248 are: 1, 2, 3, 4, 6, 8, 12, 24, 193, 386, 579, 772, 1158, 1544, 2316, 4632, 60089, 120178, 180267, 240356, 360534, 480712, 721068, 1442136, 11597177, 23194354, 34791531, 46388708, 69583062, 92777416, 139166124, 278332248.

If you add them up, you will get the total of 278,332,669. Now subtract 278,332,248 to get 421,115,352