28117054

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{15331}}^1$

素因数の和:15471

約数の個数: 16

約数和(自身を含む): 48571776

約数和(自身を除く): 20454722

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 15331, 30662, 107317, 214634, 2008361, 4016722, 14058527, 28117054]

約数ペア:

[(1, 28117054), (2, 14058527), (7, 4016722), (14, 2008361), (131, 214634), (262, 107317), (917, 30662), (1834, 15331)]