157560238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{20521}}^1$

素因数の和:20883

約数の個数: 16

約数和(自身を含む): 258577200

約数和(自身を除く): 101016962

約数列:

[1, 2, 11, 22, 349, 698, 3839, 7678, 20521, 41042, 225731, 451462, 7161829, 14323658, 78780119, 157560238]

約数ペア:

[(1, 157560238), (2, 78780119), (11, 14323658), (22, 7161829), (349, 451462), (698, 225731), (3839, 41042), (7678, 20521)]