27920305

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25733}}^1$

素因数の和:25776

約数の個数: 16

約数和(自身を含む): 39527424

約数和(自身を除く): 11607119

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 25733, 128665, 180131, 797723, 900655, 3988615, 5584061, 27920305]

約数ペア:

[(1, 27920305), (5, 5584061), (7, 3988615), (31, 900655), (35, 797723), (155, 180131), (217, 128665), (1085, 25733)]