7261221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1583}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 10644480

約数和(自身を除く): 3383259

約数列:

[1, 3, 11, 33, 139, 417, 1529, 1583, 4587, 4749, 17413, 52239, 220037, 660111, 2420407, 7261221]

約数ペア:

[(1, 7261221), (3, 2420407), (11, 660111), (33, 220037), (139, 52239), (417, 17413), (1529, 4749), (1583, 4587)]