28689686

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1231}}^1$

素因数の和:1547

約数の個数: 16

約数和(自身を含む): 44233728

約数和(自身を除く): 15544042

約数列:

[1, 2, 43, 86, 271, 542, 1231, 2462, 11653, 23306, 52933, 105866, 333601, 667202, 14344843, 28689686]

約数ペア:

[(1, 28689686), (2, 14344843), (43, 667202), (86, 333601), (271, 105866), (542, 52933), (1231, 23306), (2462, 11653)]