Q: What is the sum of all factors of the number 203,223,009 excluding 203,223,009?

A: 111,942,303

Why is 111,942,303 the sum of all factors of 203,223,009, excluding 203,223,009?

The factors of the number 203,223,009 are: 1, 3, 11, 23, 33, 69, 101, 121, 241, 253, 303, 363, 723, 759, 1111, 2323, 2651, 2783, 3333, 5543, 6969, 7953, 8349, 12221, 16629, 24341, 25553, 29161, 36663, 60973, 73023, 76659, 87483, 182919, 267751, 281083, 559843, 670703, 803253, 843249, 1679529, 2012109, 2945261, 6158273, 8835783, 18474819, 67741003, 203223009.

If you add them up, you will get the total of 203,223,120. Now subtract 203,223,009 to get 111,942,303