2780239917842

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{5281}}^1\times {\mathrm{3707471}}^1$

素因数の和:3712825

約数の個数: 16

約数和(自身を含む): 4229899294464

約数和(自身を除く): 1449659376622

約数列:

[1, 2, 71, 142, 5281, 10562, 374951, 749902, 3707471, 7414942, 263230441, 526460882, 19579154351, 39158308702, 1390119958921, 2780239917842]

約数ペア:

[(1, 2780239917842), (2, 1390119958921), (71, 39158308702), (142, 19579154351), (5281, 526460882), (10562, 263230441), (374951, 7414942), (749902, 3707471)]