20171006721

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{9456637}}^1$

素因数の和:9456725

約数の個数: 16

約数和(自身を含む): 30261241600

約数和(自身を除く): 10090234879

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 9456637, 28369911, 85109733, 255329199, 747074323, 2241222969, 6723668907, 20171006721]

約数ペア:

[(1, 20171006721), (3, 6723668907), (9, 2241222969), (27, 747074323), (79, 255329199), (237, 85109733), (711, 28369911), (2133, 9456637)]