390142658

素因数分解:

$2^1\times {\mathrm{311}}^1\times {\mathrm{787}}^1\times {\mathrm{797}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 588579264

約数和(自身を除く): 198436606

約数列:

[1, 2, 311, 622, 787, 797, 1574, 1594, 244757, 247867, 489514, 495734, 627239, 1254478, 195071329, 390142658]

約数ペア:

[(1, 390142658), (2, 195071329), (311, 1254478), (622, 627239), (787, 495734), (797, 489514), (1574, 247867), (1594, 244757)]