1080520065

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{648961}}^1$

素因数の和:649009

約数の個数: 24

約数和(自身を含む): 1923523368

約数和(自身を除く): 843003303

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 648961, 1946883, 3244805, 5840649, 9734415, 24011557, 29203245, 72034671, 120057785, 216104013, 360173355, 1080520065]

約数ペア:

[(1, 1080520065), (3, 360173355), (5, 216104013), (9, 120057785), (15, 72034671), (37, 29203245), (45, 24011557), (111, 9734415), (185, 5840649), (333, 3244805), (555, 1946883), (1665, 648961)]