12889429

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 15616000

約数和(自身を除く): 2726571

約数列:

[1, 7, 19, 133, 199, 487, 1393, 3409, 3781, 9253, 26467, 64771, 96913, 678391, 1841347, 12889429]

約数ペア:

[(1, 12889429), (7, 1841347), (19, 678391), (133, 96913), (199, 64771), (487, 26467), (1393, 9253), (3409, 3781)]