72671685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{547}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 123576192

約数和(自身を除く): 50904507

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 521, 547, 1563, 1641, 2605, 2735, 7815, 8205, 8857, 9299, 26571, 27897, 44285, 46495, 132855, 139485, 284987, 854961, 1424935, 4274805, 4844779, 14534337, 24223895, 72671685]

約数ペア:

[(1, 72671685), (3, 24223895), (5, 14534337), (15, 4844779), (17, 4274805), (51, 1424935), (85, 854961), (255, 284987), (521, 139485), (547, 132855), (1563, 46495), (1641, 44285), (2605, 27897), (2735, 26571), (7815, 9299), (8205, 8857)]