Q: What is the sum of all factors of the number 406,473,642 excluding 406,473,642?

Why is 490,838,202 the sum of all factors of 406,473,642, excluding 406,473,642?

The factors of the number 406,473,642 are: 1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 426073, 852146, 1278219, 2556438, 3834657, 7669314, 22581869, 45163738, 67745607, 135491214, 203236821, 406473642.

If you add them up, you will get the total of 406,474,132. Now subtract 406,473,642 to get 490,838,202

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