71389487911

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{812047}}^1$

素因数の和:812734

約数の個数: 16

約数和(自身を含む): 86012124160

約数和(自身を除く): 14622636249

約数列:

[1, 7, 19, 133, 661, 4627, 12559, 87913, 812047, 5684329, 15428893, 108002251, 536763067, 3757341469, 10198498273, 71389487911]

約数ペア:

[(1, 71389487911), (7, 10198498273), (19, 3757341469), (133, 536763067), (661, 108002251), (4627, 15428893), (12559, 5684329), (87913, 812047)]