28339366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18143}}^1$

素因数の和:18227

約数の個数: 16

約数和(自身を含む): 47029248

約数和(自身を除く): 18689882

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18143, 36286, 199573, 399146, 1288153, 2576306, 14169683, 28339366]

約数ペア:

[(1, 28339366), (2, 14169683), (11, 2576306), (22, 1288153), (71, 399146), (142, 199573), (781, 36286), (1562, 18143)]