1668308661

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{9756191}}^1$

素因数の和:9756216

約数の個数: 12

約数和(自身を含む): 2536609920

約数和(自身を除く): 868301259

約数列:

[1, 3, 9, 19, 57, 171, 9756191, 29268573, 87805719, 185367629, 556102887, 1668308661]

約数ペア:

[(1, 1668308661), (3, 556102887), (9, 185367629), (19, 87805719), (57, 29268573), (171, 9756191)]