Q: What is the sum of all factors of the number 231,547,155 excluding 231,547,155?

A: 198,806,253

Why is 198,806,253 the sum of all factors of 231,547,155, excluding 231,547,155?

The factors of the number 231,547,155 are: 1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 36151, 108453, 180755, 253057, 542265, 759171, 1265285, 2205211, 3795855, 6615633, 11026055, 15436477, 33078165, 46309431, 77182385, 231547155.

If you add them up, you will get the total of 231,547,353. Now subtract 231,547,155 to get 198,806,253