2475681

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 3777120

約数和(自身を除く): 1301439

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 257, 507, 741, 771, 3211, 3341, 4883, 9633, 10023, 14649, 43433, 63479, 130299, 190437, 825227, 2475681]

約数ペア:

[(1, 2475681), (3, 825227), (13, 190437), (19, 130299), (39, 63479), (57, 43433), (169, 14649), (247, 10023), (257, 9633), (507, 4883), (741, 3341), (771, 3211)]