397019391

素因数分解:

$3^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1\times {\mathrm{1999}}^1$

素因数の和:2518

約数の個数: 16

約数和(自身を含む): 533760000

約数和(自身を除く): 136740609

約数列:

[1, 3, 239, 277, 717, 831, 1999, 5997, 66203, 198609, 477761, 553723, 1433283, 1661169, 132339797, 397019391]

約数ペア:

[(1, 397019391), (3, 132339797), (239, 1661169), (277, 1433283), (717, 553723), (831, 477761), (1999, 198609), (5997, 66203)]