Q: What is the sum of all factors of the number 221,102,428 including 221,102,428?

Why is 391,491,072 the sum of all factors of 221,102,428, including 221,102,428?

The factors of the number 221,102,428 are: 1, 2, 4, 127, 254, 317, 508, 634, 1268, 1373, 2746, 5492, 40259, 80518, 161036, 174371, 348742, 435241, 697484, 870482, 1740964, 55275607, 110551214, 221102428.

If you add them up, you will get the total of 391,491,072.

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