81717916

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{36943}}^1$

素因数の和:37033

約数の個数: 24

約数和(自身を含む): 165509120

約数和(自身を除く): 83791204

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 36943, 73886, 147772, 258601, 517202, 1034404, 2918497, 5836994, 11673988, 20429479, 40858958, 81717916]

約数ペア:

[(1, 81717916), (2, 40858958), (4, 20429479), (7, 11673988), (14, 5836994), (28, 2918497), (79, 1034404), (158, 517202), (316, 258601), (553, 147772), (1106, 73886), (2212, 36943)]