211206215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{225889}}^1$

素因数の和:225922

約数の個数: 16

約数和(自身を含む): 292753440

約数和(自身を除く): 81547225

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 225889, 1129445, 2484779, 3840113, 12423895, 19200565, 42241243, 211206215]

約数ペア:

[(1, 211206215), (5, 42241243), (11, 19200565), (17, 12423895), (55, 3840113), (85, 2484779), (187, 1129445), (935, 225889)]