128413868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{36943}}^1$

素因数の和:37037

約数の個数: 24

約数和(自身を含む): 248263680

約数和(自身を除く): 119849812

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 36943, 73886, 147772, 406373, 812746, 1625492, 2918497, 5836994, 11673988, 32103467, 64206934, 128413868]

約数ペア:

[(1, 128413868), (2, 64206934), (4, 32103467), (11, 11673988), (22, 5836994), (44, 2918497), (79, 1625492), (158, 812746), (316, 406373), (869, 147772), (1738, 73886), (3476, 36943)]