27285219

素因数分解:

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

素因数の和:17971

約数の個数: 18

約数和(自身を含む): 42679260

約数和(自身を除く): 15394041

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 17939, 53817, 161451, 233207, 699621, 2098863, 3031691, 9095073, 27285219]

約数ペア:

[(1, 27285219), (3, 9095073), (9, 3031691), (13, 2098863), (39, 699621), (117, 233207), (169, 161451), (507, 53817), (1521, 17939)]