Q: What is the sum of all factors of the number 765,564,777 excluding 765,564,777?

A: 449,759,223

Why is 449,759,223 the sum of all factors of 765,564,777, excluding 765,564,777?

The factors of the number 765,564,777 are: 1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 513, 963, 1539, 2033, 2889, 4649, 6099, 8667, 13947, 18297, 41841, 54891, 88331, 125523, 164673, 264993, 376569, 497443, 794979, 1492329, 2384937, 4476987, 7154811, 9451417, 13430961, 28354251, 40292883, 85062753, 255188259, 765564777.

If you add them up, you will get the total of 765,565,226. Now subtract 765,564,777 to get 449,759,223