Q: What is the sum of all factors of the number 729,690 excluding 729,690?

Why is 1,157,286 the sum of all factors of 729,690, excluding 729,690?

The factors of the number 729,690 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1871, 3742, 5613, 9355, 11226, 18710, 24323, 28065, 48646, 56130, 72969, 121615, 145938, 243230, 364845, 729690.

If you add them up, you will get the total of 729,691. Now subtract 729,690 to get 1,157,286

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