440690042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{238727}}^1$

素因数の和:238813

約数の個数: 16

約数和(自身を含む): 721913472

約数和(自身を除く): 281223430

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 238727, 477454, 3103451, 6206902, 16949617, 33899234, 220345021, 440690042]

約数ペア:

[(1, 440690042), (2, 220345021), (13, 33899234), (26, 16949617), (71, 6206902), (142, 3103451), (923, 477454), (1846, 238727)]