221735525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3242

約数の個数: 36

約数和(自身を含む): 315458976

約数和(自身を除く): 93723451

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 275, 575, 605, 1265, 2783, 3025, 3187, 6325, 13915, 15935, 35057, 69575, 73301, 79675, 175285, 366505, 385627, 806311, 876425, 1832525, 1928135, 4031555, 8869421, 9640675, 20157775, 44347105, 221735525]

約数ペア:

[(1, 221735525), (5, 44347105), (11, 20157775), (23, 9640675), (25, 8869421), (55, 4031555), (115, 1928135), (121, 1832525), (253, 876425), (275, 806311), (575, 385627), (605, 366505), (1265, 175285), (2783, 79675), (3025, 73301), (3187, 69575), (6325, 35057), (13915, 15935)]