Q: What is the sum of all factors of the number 213,303,321 excluding 213,303,321?
A: 187,739,559
The factors of the number 213,303,321 are: 1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 1323, 1617, 2079, 4851, 14553, 14657, 43971, 102599, 131913, 161227, 307797, 395739, 483681, 718193, 923391, 1128589, 1451043, 2154579, 2770173, 3385767, 4353129, 6463737, 7900123, 10157301, 19391211, 23700369, 30471903, 71101107, 213303321.
If you add them up, you will get the total of 213,303,508. Now subtract 213,303,321 to get 187,739,559