189091071

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{538721}}^1$

素因数の和:538743

約数の個数: 16

約数和(自身を含む): 301684320

約数和(自身を除く): 112593249

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 538721, 1616163, 4848489, 7003373, 14545467, 21010119, 63030357, 189091071]

約数ペア:

[(1, 189091071), (3, 63030357), (9, 21010119), (13, 14545467), (27, 7003373), (39, 4848489), (117, 1616163), (351, 538721)]