85857885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44371}}^1$

素因数の和:44425

約数の個数: 24

約数和(自身を含む): 152284704

約数和(自身を除く): 66426819

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 44371, 133113, 221855, 399339, 665565, 1907953, 1996695, 5723859, 9539765, 17171577, 28619295, 85857885]

約数ペア:

[(1, 85857885), (3, 28619295), (5, 17171577), (9, 9539765), (15, 5723859), (43, 1996695), (45, 1907953), (129, 665565), (215, 399339), (387, 221855), (645, 133113), (1935, 44371)]