17557221

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{4397}}^1$

素因数の和:4433

約数の個数: 16

約数和(自身を含む): 25754688

約数和(自身を除く): 8197467

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 4397, 13191, 48367, 145101, 532037, 1596111, 5852407, 17557221]

約数ペア:

[(1, 17557221), (3, 5852407), (11, 1596111), (33, 532037), (121, 145101), (363, 48367), (1331, 13191), (3993, 4397)]