1391880669

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 1929312000

約数和(自身を除く): 537431331

約数列:

[1, 3, 41, 123, 149, 173, 439, 447, 519, 1317, 6109, 7093, 17999, 18327, 21279, 25777, 53997, 65411, 75947, 77331, 196233, 227841, 1056857, 2681851, 3113827, 3170571, 8045553, 9341481, 11316103, 33948309, 463960223, 1391880669]

約数ペア:

[(1, 1391880669), (3, 463960223), (41, 33948309), (123, 11316103), (149, 9341481), (173, 8045553), (439, 3170571), (447, 3113827), (519, 2681851), (1317, 1056857), (6109, 227841), (7093, 196233), (17999, 77331), (18327, 75947), (21279, 65411), (25777, 53997)]