128065015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67939}}^1$

素因数の和:67986

約数の個数: 16

約数和(自身を含む): 171208800

約数和(自身を除く): 43143785

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 67939, 339695, 883207, 1970231, 4416035, 9851155, 25613003, 128065015]

約数ペア:

[(1, 128065015), (5, 25613003), (13, 9851155), (29, 4416035), (65, 1970231), (145, 883207), (377, 339695), (1885, 67939)]