56720027

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21493}}^1$

素因数の和:21542

約数の個数: 16

約数和(自身を含む): 72219840

約数和(自身を除く): 15499813

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 21493, 150451, 279409, 623297, 1955863, 4363079, 8102861, 56720027]

約数ペア:

[(1, 56720027), (7, 8102861), (13, 4363079), (29, 1955863), (91, 623297), (203, 279409), (377, 150451), (2639, 21493)]