1680490123

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 1866809840

約数和(自身を除く): 186319717

約数列:

[1, 13, 47, 139, 421, 611, 1807, 2209, 5473, 6533, 19787, 28717, 58519, 84929, 257231, 307051, 760747, 929989, 2750393, 3991663, 12089857, 35755109, 129268471, 1680490123]

約数ペア:

[(1, 1680490123), (13, 129268471), (47, 35755109), (139, 12089857), (421, 3991663), (611, 2750393), (1807, 929989), (2209, 760747), (5473, 307051), (6533, 257231), (19787, 84929), (28717, 58519)]