394920267

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{701}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 610122240

約数和(自身を除く): 215201973

約数列:

[1, 3, 7, 21, 139, 193, 417, 579, 701, 973, 1351, 2103, 2919, 4053, 4907, 14721, 26827, 80481, 97439, 135293, 187789, 292317, 405879, 563367, 682073, 947051, 2046219, 2841153, 18805727, 56417181, 131640089, 394920267]

約数ペア:

[(1, 394920267), (3, 131640089), (7, 56417181), (21, 18805727), (139, 2841153), (193, 2046219), (417, 947051), (579, 682073), (701, 563367), (973, 405879), (1351, 292317), (2103, 187789), (2919, 135293), (4053, 97439), (4907, 80481), (14721, 26827)]