289176507

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{65707}}^1$

素因数の和:65879

約数の個数: 16

約数和(自身を含む): 431044480

約数和(自身を除く): 141867973

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 65707, 197121, 591363, 1774089, 10710241, 32130723, 96392169, 289176507]

約数ペア:

[(1, 289176507), (3, 96392169), (9, 32130723), (27, 10710241), (163, 1774089), (489, 591363), (1467, 197121), (4401, 65707)]