180984789

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2113}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 270862592

約数和(自身を除く): 89877803

約数列:

[1, 3, 9, 31, 93, 279, 307, 921, 2113, 2763, 6339, 9517, 19017, 28551, 65503, 85653, 196509, 589527, 648691, 1946073, 5838219, 20109421, 60328263, 180984789]

約数ペア:

[(1, 180984789), (3, 60328263), (9, 20109421), (31, 5838219), (93, 1946073), (279, 648691), (307, 589527), (921, 196509), (2113, 85653), (2763, 65503), (6339, 28551), (9517, 19017)]