214979471

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 261116064

約数和(自身を除く): 46136593

約数列:

[1, 7, 19, 133, 241, 353, 361, 1687, 2471, 2527, 4579, 6707, 32053, 46949, 85073, 87001, 127433, 595511, 609007, 892031, 1616387, 11314709, 30711353, 214979471]

約数ペア:

[(1, 214979471), (7, 30711353), (19, 11314709), (133, 1616387), (241, 892031), (353, 609007), (361, 595511), (1687, 127433), (2471, 87001), (2527, 85073), (4579, 46949), (6707, 32053)]