216139396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{446569}}^1$

素因数の和:446595

約数の個数: 18

約数和(自身を含む): 415756670

約数和(自身を除く): 199617274

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 446569, 893138, 1786276, 4912259, 9824518, 19649036, 54034849, 108069698, 216139396]

約数ペア:

[(1, 216139396), (2, 108069698), (4, 54034849), (11, 19649036), (22, 9824518), (44, 4912259), (121, 1786276), (242, 893138), (484, 446569)]