1288136979

素因数分解:

$3^3\times {\mathrm{751}}^1\times {\mathrm{63527}}^1$

素因数の和:64287

約数の個数: 16

約数和(自身を含む): 1910922240

約数和(自身を除く): 622785261

約数列:

[1, 3, 9, 27, 751, 2253, 6759, 20277, 63527, 190581, 571743, 1715229, 47708777, 143126331, 429378993, 1288136979]

約数ペア:

[(1, 1288136979), (3, 429378993), (9, 143126331), (27, 47708777), (751, 1715229), (2253, 571743), (6759, 190581), (20277, 63527)]