220141323

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{1607}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 329112576

約数和(自身を除く): 108971253

約数列:

[1, 3, 9, 31, 93, 279, 491, 1473, 1607, 4419, 4821, 14463, 15221, 45663, 49817, 136989, 149451, 448353, 789037, 2367111, 7101333, 24460147, 73380441, 220141323]

約数ペア:

[(1, 220141323), (3, 73380441), (9, 24460147), (31, 7101333), (93, 2367111), (279, 789037), (491, 448353), (1473, 149451), (1607, 136989), (4419, 49817), (4821, 45663), (14463, 15221)]