1279663458

素因数分解:

$2^1\times 3^1\times {\mathrm{997}}^1\times {\mathrm{213919}}^1$

素因数の和:214921

約数の個数: 16

約数和(自身を含む): 2561905920

約数和(自身を除く): 1282242462

約数列:

[1, 2, 3, 6, 997, 1994, 2991, 5982, 213919, 427838, 641757, 1283514, 213277243, 426554486, 639831729, 1279663458]

約数ペア:

[(1, 1279663458), (2, 639831729), (3, 426554486), (6, 213277243), (997, 1283514), (1994, 641757), (2991, 427838), (5982, 213919)]