Q: What is the sum of all factors of the number 220,041,213 excluding 220,041,213?

A: 134,150,403

Why is 134,150,403 the sum of all factors of 220,041,213, excluding 220,041,213?

The factors of the number 220,041,213 are: 1, 3, 7, 21, 49, 53, 61, 147, 159, 183, 371, 427, 463, 1113, 1281, 1389, 2597, 2989, 3233, 3241, 7791, 8967, 9699, 9723, 22631, 22687, 24539, 28243, 67893, 68061, 73617, 84729, 158417, 171773, 197701, 475251, 515319, 593103, 1202411, 1383907, 1496879, 3607233, 4151721, 4490637, 10478153, 31434459, 73347071, 220041213.

If you add them up, you will get the total of 220,041,347. Now subtract 220,041,213 to get 134,150,403