66505257

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81203}}^1$

素因数の和:81229

約数の個数: 24

約数和(自身を含む): 118233024

約数和(自身を除く): 51727767

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 81203, 243609, 568421, 730827, 1055639, 1705263, 3166917, 5115789, 7389473, 9500751, 22168419, 66505257]

約数ペア:

[(1, 66505257), (3, 22168419), (7, 9500751), (9, 7389473), (13, 5115789), (21, 3166917), (39, 1705263), (63, 1055639), (91, 730827), (117, 568421), (273, 243609), (819, 81203)]