83147911

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1669}}^1$

素因数の和:2334

約数の個数: 16

約数和(自身を含む): 103887360

約数和(自身を除く): 20739449

約数列:

[1, 7, 11, 77, 647, 1669, 4529, 7117, 11683, 18359, 49819, 128513, 1079843, 7558901, 11878273, 83147911]

約数ペア:

[(1, 83147911), (7, 11878273), (11, 7558901), (77, 1079843), (647, 128513), (1669, 49819), (4529, 18359), (7117, 11683)]