Q: What is the sum of all factors of the number 155,423,378 excluding 155,423,378?

A: 103,085,422

Why is 103,085,422 the sum of all factors of 155,423,378, excluding 155,423,378?

The factors of the number 155,423,378 are: 1, 2, 11, 22, 131, 199, 262, 271, 398, 542, 1441, 2189, 2882, 2981, 4378, 5962, 26069, 35501, 52138, 53929, 71002, 107858, 286759, 390511, 573518, 593219, 781022, 1186438, 7064699, 14129398, 77711689, 155423378.

If you add them up, you will get the total of 155,423,481. Now subtract 155,423,378 to get 103,085,422