64890657

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17891}}^1$

素因数の和:17941

約数の個数: 24

約数和(自身を含む): 104203008

約数和(自身を除く): 39312351

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 17891, 53673, 161019, 232583, 554621, 697749, 1663863, 2093247, 4991589, 7210073, 21630219, 64890657]

約数ペア:

[(1, 64890657), (3, 21630219), (9, 7210073), (13, 4991589), (31, 2093247), (39, 1663863), (93, 697749), (117, 554621), (279, 232583), (403, 161019), (1209, 53673), (3627, 17891)]