406420305

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{3299}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 669081600

約数和(自身を除く): 262661295

約数列:

[1, 3, 5, 15, 43, 129, 191, 215, 573, 645, 955, 2865, 3299, 8213, 9897, 16495, 24639, 41065, 49485, 123195, 141857, 425571, 630109, 709285, 1890327, 2127855, 3150545, 9451635, 27094687, 81284061, 135473435, 406420305]

約数ペア:

[(1, 406420305), (3, 135473435), (5, 81284061), (15, 27094687), (43, 9451635), (129, 3150545), (191, 2127855), (215, 1890327), (573, 709285), (645, 630109), (955, 425571), (2865, 141857), (3299, 123195), (8213, 49485), (9897, 41065), (16495, 24639)]