Q: What is the sum of all factors of the number 210,333,333 excluding 210,333,333?

A: 136,286,859

Why is 136,286,859 the sum of all factors of 210,333,333, excluding 210,333,333?

The factors of the number 210,333,333 are: 1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 357, 833, 867, 2023, 2499, 4951, 6069, 14161, 14853, 34657, 42483, 84167, 103971, 242599, 252501, 589169, 727797, 1430839, 1767507, 4124183, 4292517, 10015873, 12372549, 30047619, 70111111, 210333333.

If you add them up, you will get the total of 210,333,469. Now subtract 210,333,333 to get 136,286,859