Q: What is the sum of all factors of the number 612,131,608 excluding 612,131,608?

A: 661,188,392

Why is 661,188,392 the sum of all factors of 612,131,608, excluding 612,131,608?

The factors of the number 612,131,608 are: 1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 5192, 117899, 235798, 471596, 943192, 1296889, 2593778, 5187556, 6956041, 10375112, 13912082, 27824164, 55648328, 76516451, 153032902, 306065804, 612131608.

If you add them up, you will get the total of 612,132,269. Now subtract 612,131,608 to get 661,188,392