28846642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:822

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 19033358

約数列:

[1, 2, 11, 22, 121, 199, 242, 398, 599, 1198, 2189, 4378, 6589, 13178, 24079, 48158, 72479, 119201, 144958, 238402, 1311211, 2622422, 14423321, 28846642]

約数ペア:

[(1, 28846642), (2, 14423321), (11, 2622422), (22, 1311211), (121, 238402), (199, 144958), (242, 119201), (398, 72479), (599, 48158), (1198, 24079), (2189, 13178), (4378, 6589)]