138180567

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{41911}}^1$

素因数の和:42078

約数の個数: 16

約数和(自身を含む): 211907072

約数和(自身を除く): 73726505

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 41911, 125733, 293377, 880131, 6580027, 19740081, 46060189, 138180567]

約数ペア:

[(1, 138180567), (3, 46060189), (7, 19740081), (21, 6580027), (157, 880131), (471, 293377), (1099, 125733), (3297, 41911)]