664461119

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{126733}}^1$

素因数の和:126854

約数の個数: 12

約数和(自身を含む): 780174504

約数和(自身を除く): 115713385

約数列:

[1, 7, 49, 107, 749, 5243, 126733, 887131, 6209917, 13560431, 94923017, 664461119]

約数ペア:

[(1, 664461119), (7, 94923017), (49, 13560431), (107, 6209917), (749, 887131), (5243, 126733)]