81776619

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 120120000

約数和(自身を除く): 38343381

約数列:

[1, 3, 9, 131, 139, 393, 417, 499, 1179, 1251, 1497, 4491, 18209, 54627, 65369, 69361, 163881, 196107, 208083, 588321, 624249, 9086291, 27258873, 81776619]

約数ペア:

[(1, 81776619), (3, 27258873), (9, 9086291), (131, 624249), (139, 588321), (393, 208083), (417, 196107), (499, 163881), (1179, 69361), (1251, 65369), (1497, 54627), (4491, 18209)]