90251109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17939}}^1$

素因数の和:18001

約数の個数: 24

約数和(自身を含む): 143663520

約数和(自身を除く): 53412411

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 17939, 53817, 161451, 233207, 699621, 771377, 2098863, 2314131, 6942393, 10027901, 30083703, 90251109]

約数ペア:

[(1, 90251109), (3, 30083703), (9, 10027901), (13, 6942393), (39, 2314131), (43, 2098863), (117, 771377), (129, 699621), (387, 233207), (559, 161451), (1677, 53817), (5031, 17939)]