Q: What is the sum of all factors of the number 172,402,734 excluding 172,402,734?

Why is 221,660,754 the sum of all factors of 172,402,734, excluding 172,402,734?

The factors of the number 172,402,734 are: 1, 2, 3, 6, 7, 14, 21, 42, 4104827, 8209654, 12314481, 24628962, 28733789, 57467578, 86201367, 172402734.

If you add them up, you will get the total of 172,402,955. Now subtract 172,402,734 to get 221,660,754

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