28317212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91939}}^1$

素因数の和:91961

約数の個数: 24

約数和(自身を含む): 61783680

約数和(自身を除く): 33466468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91939, 183878, 367756, 643573, 1011329, 1287146, 2022658, 2574292, 4045316, 7079303, 14158606, 28317212]

約数ペア:

[(1, 28317212), (2, 14158606), (4, 7079303), (7, 4045316), (11, 2574292), (14, 2022658), (22, 1287146), (28, 1011329), (44, 643573), (77, 367756), (154, 183878), (308, 91939)]