81749855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{87433}}^1$

素因数の和:87466

約数の個数: 16

約数和(自身を含む): 113314464

約数和(自身を除く): 31564609

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 87433, 437165, 961763, 1486361, 4808815, 7431805, 16349971, 81749855]

約数ペア:

[(1, 81749855), (5, 16349971), (11, 7431805), (17, 4808815), (55, 1486361), (85, 961763), (187, 437165), (935, 87433)]