209485407405

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^2\times {\mathrm{744083}}^1$

素因数の和:744365

約数の個数: 24

約数和(自身を含む): 337641508512

約数和(自身を除く): 128156101107

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 18769, 56307, 93845, 281535, 744083, 2232249, 3720415, 11161245, 101939371, 305818113, 509696855, 1529090565, 13965693827, 41897081481, 69828469135, 209485407405]

約数ペア:

[(1, 209485407405), (3, 69828469135), (5, 41897081481), (15, 13965693827), (137, 1529090565), (411, 509696855), (685, 305818113), (2055, 101939371), (18769, 11161245), (56307, 3720415), (93845, 2232249), (281535, 744083)]