721124981

素因数分解:

${\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 744260400

約数和(自身を除く): 23135419

約数列:

[1, 61, 113, 233, 449, 6893, 14213, 26329, 27389, 50737, 104617, 1606069, 3094957, 6381637, 11821721, 721124981]

約数ペア:

[(1, 721124981), (61, 11821721), (113, 6381637), (233, 3094957), (449, 1606069), (6893, 104617), (14213, 50737), (26329, 27389)]