28092051

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12637}}^1$

素因数の和:12675

約数の個数: 24

約数和(自身を含む): 46002320

約数和(自身を除く): 17910269

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12637, 37911, 113733, 164281, 240103, 492843, 720309, 1478529, 2160927, 3121339, 9364017, 28092051]

約数ペア:

[(1, 28092051), (3, 9364017), (9, 3121339), (13, 2160927), (19, 1478529), (39, 720309), (57, 492843), (117, 240103), (171, 164281), (247, 113733), (741, 37911), (2223, 12637)]