667047604329

素因数分解:

$3^4\times {\mathrm{1531}}^1\times {\mathrm{5378939}}^1$

素因数の和:5380482

約数の個数: 20

約数和(自身を含む): 997104865680

約数和(自身を除く): 330057261351

約数列:

[1, 3, 9, 27, 81, 1531, 4593, 13779, 41337, 124011, 5378939, 16136817, 48410451, 145231353, 435694059, 8235155609, 24705466827, 74116400481, 222349201443, 667047604329]

約数ペア:

[(1, 667047604329), (3, 222349201443), (9, 74116400481), (27, 24705466827), (81, 8235155609), (1531, 435694059), (4593, 145231353), (13779, 48410451), (41337, 16136817), (124011, 5378939)]