856791

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2463

約数の個数: 16

約数和(自身を含む): 1367520

約数和(自身を除く): 510729

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 2441, 7323, 21969, 31733, 65907, 95199, 285597, 856791]

約数ペア:

[(1, 856791), (3, 285597), (9, 95199), (13, 65907), (27, 31733), (39, 21969), (117, 7323), (351, 2441)]