156957493

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{18701}}^1$

素因数の和:18828

約数の個数: 16

約数和(自身を含む): 197493120

約数和(自身を除く): 40535627

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 18701, 130907, 205711, 1439977, 2038409, 14268863, 22422499, 156957493]

約数ペア:

[(1, 156957493), (7, 22422499), (11, 14268863), (77, 2038409), (109, 1439977), (763, 205711), (1199, 130907), (8393, 18701)]