129385796

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{2131}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 232456224

約数和(自身を除く): 103070428

約数列:

[1, 2, 4, 43, 86, 172, 353, 706, 1412, 2131, 4262, 8524, 15179, 30358, 60716, 91633, 183266, 366532, 752243, 1504486, 3008972, 32346449, 64692898, 129385796]

約数ペア:

[(1, 129385796), (2, 64692898), (4, 32346449), (43, 3008972), (86, 1504486), (172, 752243), (353, 366532), (706, 183266), (1412, 91633), (2131, 60716), (4262, 30358), (8524, 15179)]