40320219

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{12433}}^1$

素因数の和:12506

約数の個数: 16

約数和(自身を含む): 57295872

約数和(自身を除く): 16975653

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 12433, 37299, 285959, 584351, 857877, 1753053, 13440073, 40320219]

約数ペア:

[(1, 40320219), (3, 13440073), (23, 1753053), (47, 857877), (69, 584351), (141, 285959), (1081, 37299), (3243, 12433)]