260873697

素因数分解:

$3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{4339}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 405703200

約数和(自身を除く): 144829503

約数列:

[1, 3, 7, 21, 49, 147, 409, 1227, 2863, 4339, 8589, 13017, 20041, 30373, 60123, 91119, 212611, 637833, 1774651, 5323953, 12422557, 37267671, 86957899, 260873697]

約数ペア:

[(1, 260873697), (3, 86957899), (7, 37267671), (21, 12422557), (49, 5323953), (147, 1774651), (409, 637833), (1227, 212611), (2863, 91119), (4339, 60123), (8589, 30373), (13017, 20041)]