28503754

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{769}}^1$

素因数の和:1245

約数の個数: 16

約数和(自身を含む): 43908480

約数和(自身を除く): 15404726

約数列:

[1, 2, 43, 86, 431, 769, 862, 1538, 18533, 33067, 37066, 66134, 331439, 662878, 14251877, 28503754]

約数ペア:

[(1, 28503754), (2, 14251877), (43, 662878), (86, 331439), (431, 66134), (769, 37066), (862, 33067), (1538, 18533)]