Q: What is the sum of all factors of the number 261,641,055 including 261,641,055?

A: 453,035,520

Why is 453,035,520 the sum of all factors of 261,641,055, including 261,641,055?

The factors of the number 261,641,055 are: 1, 3, 5, 13, 15, 39, 65, 195, 211, 633, 1055, 2743, 3165, 6359, 8229, 13715, 19077, 31795, 41145, 82667, 95385, 248001, 413335, 1240005, 1341749, 4025247, 6708745, 17442737, 20126235, 52328211, 87213685, 261641055.

If you add them up, you will get the total of 453,035,520.