77786721

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{557}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 114903360

約数和(自身を除く): 37116639

約数列:

[1, 3, 9, 59, 177, 263, 531, 557, 789, 1671, 2367, 5013, 15517, 32863, 46551, 98589, 139653, 146491, 295767, 439473, 1318419, 8642969, 25928907, 77786721]

約数ペア:

[(1, 77786721), (3, 25928907), (9, 8642969), (59, 1318419), (177, 439473), (263, 295767), (531, 146491), (557, 139653), (789, 98589), (1671, 46551), (2367, 32863), (5013, 15517)]