28199626

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{154943}}^1$

素因数の和:154965

約数の個数: 16

約数和(自身を含む): 52061184

約数和(自身を除く): 23861558

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 154943, 309886, 1084601, 2014259, 2169202, 4028518, 14099813, 28199626]

約数ペア:

[(1, 28199626), (2, 14099813), (7, 4028518), (13, 2169202), (14, 2014259), (26, 1084601), (91, 309886), (182, 154943)]