28840041

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{809}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 44352360

約数和(自身を除く): 15512319

約数列:

[1, 3, 9, 17, 51, 153, 233, 699, 809, 2097, 2427, 3961, 7281, 11883, 13753, 35649, 41259, 123777, 188497, 565491, 1696473, 3204449, 9613347, 28840041]

約数ペア:

[(1, 28840041), (3, 9613347), (9, 3204449), (17, 1696473), (51, 565491), (153, 188497), (233, 123777), (699, 41259), (809, 35649), (2097, 13753), (2427, 11883), (3961, 7281)]