56142359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1709}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 72969120

約数和(自身を除く): 16826761

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 1709, 1729, 2527, 4693, 11963, 22217, 32471, 32851, 155519, 227297, 422123, 616949, 2954861, 4318643, 8020337, 56142359]

約数ペア:

[(1, 56142359), (7, 8020337), (13, 4318643), (19, 2954861), (91, 616949), (133, 422123), (247, 227297), (361, 155519), (1709, 32851), (1729, 32471), (2527, 22217), (4693, 11963)]