209323005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4457}}^1$

素因数の和:4597

約数の個数: 32

約数和(自身を含む): 349221888

約数和(自身を除く): 139898883

約数列:

[1, 3, 5, 15, 31, 93, 101, 155, 303, 465, 505, 1515, 3131, 4457, 9393, 13371, 15655, 22285, 46965, 66855, 138167, 414501, 450157, 690835, 1350471, 2072505, 2250785, 6752355, 13954867, 41864601, 69774335, 209323005]

約数ペア:

[(1, 209323005), (3, 69774335), (5, 41864601), (15, 13954867), (31, 6752355), (93, 2250785), (101, 2072505), (155, 1350471), (303, 690835), (465, 450157), (505, 414501), (1515, 138167), (3131, 66855), (4457, 46965), (9393, 22285), (13371, 15655)]