402440423

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1021}}^1\times {\mathrm{5119}}^1$

素因数の和:6158

約数の個数: 16

約数和(自身を含む): 502333440

約数和(自身を除く): 99893017

約数列:

[1, 7, 11, 77, 1021, 5119, 7147, 11231, 35833, 56309, 78617, 394163, 5226499, 36585493, 57491489, 402440423]

約数ペア:

[(1, 402440423), (7, 57491489), (11, 36585493), (77, 5226499), (1021, 394163), (5119, 78617), (7147, 56309), (11231, 35833)]