66400965

素因数分解:

$3^6\times 5^1\times {\mathrm{18217}}^1$

素因数の和:18240

約数の個数: 28

約数和(自身を含む): 119473644

約数和(自身を除く): 53072679

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 18217, 54651, 91085, 163953, 273255, 491859, 819765, 1475577, 2459295, 4426731, 7377885, 13280193, 22133655, 66400965]

約数ペア:

[(1, 66400965), (3, 22133655), (5, 13280193), (9, 7377885), (15, 4426731), (27, 2459295), (45, 1475577), (81, 819765), (135, 491859), (243, 273255), (405, 163953), (729, 91085), (1215, 54651), (3645, 18217)]