28351162

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19661}}^1$

素因数の和:19773

約数の個数: 16

約数和(自身を含む): 49076352

約数和(自身を除く): 20725190

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 19661, 39322, 137627, 275254, 2025083, 4050166, 14175581, 28351162]

約数ペア:

[(1, 28351162), (2, 14175581), (7, 4050166), (14, 2025083), (103, 275254), (206, 137627), (721, 39322), (1442, 19661)]