1640149259

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{21661}}^1$

素因数の和:22070

約数の個数: 16

約数和(自身を含む): 1944381120

約数和(自身を除く): 304231861

約数列:

[1, 7, 29, 203, 373, 2611, 10817, 21661, 75719, 151627, 628169, 4397183, 8079553, 56556871, 234307037, 1640149259]

約数ペア:

[(1, 1640149259), (7, 234307037), (29, 56556871), (203, 8079553), (373, 4397183), (2611, 628169), (10817, 151627), (21661, 75719)]