666663318

素因数分解:

$2^1\times 3^3\times {\mathrm{1493}}^1\times {\mathrm{8269}}^1$

素因数の和:9773

約数の個数: 32

約数和(自身を含む): 1482645600

約数和(自身を除く): 815982282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1493, 2986, 4479, 8269, 8958, 13437, 16538, 24807, 26874, 40311, 49614, 74421, 80622, 148842, 223263, 446526, 12345617, 24691234, 37036851, 74073702, 111110553, 222221106, 333331659, 666663318]

約数ペア:

[(1, 666663318), (2, 333331659), (3, 222221106), (6, 111110553), (9, 74073702), (18, 37036851), (27, 24691234), (54, 12345617), (1493, 446526), (2986, 223263), (4479, 148842), (8269, 80622), (8958, 74421), (13437, 49614), (16538, 40311), (24807, 26874)]