1401895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 1866240

約数和(自身を除く): 464345

約数列:

[1, 5, 11, 55, 71, 355, 359, 781, 1795, 3905, 3949, 19745, 25489, 127445, 280379, 1401895]

約数ペア:

[(1, 1401895), (5, 280379), (11, 127445), (55, 25489), (71, 19745), (355, 3949), (359, 3905), (781, 1795)]