66744587

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38603}}^1$

素因数の和:38642

約数の個数: 16

約数和(自身を含む): 86472960

約数和(自身を除く): 19728373

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 38603, 270221, 501839, 733457, 3512873, 5134199, 9534941, 66744587]

約数ペア:

[(1, 66744587), (7, 9534941), (13, 5134199), (19, 3512873), (91, 733457), (133, 501839), (247, 270221), (1729, 38603)]