2015370721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1\times {\mathrm{12959}}^1$

素因数の和:14688

約数の個数: 16

約数和(自身を含む): 2482099200

約数和(自身を除く): 466728479

約数列:

[1, 7, 13, 91, 1709, 11963, 12959, 22217, 90713, 155519, 168467, 1179269, 22146931, 155028517, 287910103, 2015370721]

約数ペア:

[(1, 2015370721), (7, 287910103), (13, 155028517), (91, 22146931), (1709, 1179269), (11963, 168467), (12959, 155519), (22217, 90713)]