71644898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{4259}}^1$

素因数の和:4921

約数の個数: 16

約数和(自身を含む): 115940160

約数和(自身を除く): 44295262

約数列:

[1, 2, 13, 26, 647, 1294, 4259, 8411, 8518, 16822, 55367, 110734, 2755573, 5511146, 35822449, 71644898]

約数ペア:

[(1, 71644898), (2, 35822449), (13, 5511146), (26, 2755573), (647, 110734), (1294, 55367), (4259, 16822), (8411, 8518)]