28747389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11027}}^1$

素因数の和:11120

約数の個数: 16

約数和(自身を含む): 42347520

約数和(自身を除く): 13600131

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 11027, 33081, 121297, 363891, 871133, 2613399, 9582463, 28747389]

約数ペア:

[(1, 28747389), (3, 9582463), (11, 2613399), (33, 871133), (79, 363891), (237, 121297), (869, 33081), (2607, 11027)]