15965721

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{5741}}^1$

素因数の和:5853

約数の個数: 16

約数和(自身を含む): 23886720

約数和(自身を除く): 7920999

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 5741, 17223, 51669, 155007, 591323, 1773969, 5321907, 15965721]

約数ペア:

[(1, 15965721), (3, 5321907), (9, 1773969), (27, 591323), (103, 155007), (309, 51669), (927, 17223), (2781, 5741)]