7131565581

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{977}}^1\times {\mathrm{1801}}^1$

素因数の和:2981

約数の個数: 32

約数和(自身を含む): 10940706048

約数和(自身を除く): 3809140467

約数列:

[1, 3, 7, 21, 193, 579, 977, 1351, 1801, 2931, 4053, 5403, 6839, 12607, 20517, 37821, 188561, 347593, 565683, 1042779, 1319927, 1759577, 2433151, 3959781, 5278731, 7299453, 12317039, 36951117, 339598361, 1018795083, 2377188527, 7131565581]

約数ペア:

[(1, 7131565581), (3, 2377188527), (7, 1018795083), (21, 339598361), (193, 36951117), (579, 12317039), (977, 7299453), (1351, 5278731), (1801, 3959781), (2931, 2433151), (4053, 1759577), (5403, 1319927), (6839, 1042779), (12607, 565683), (20517, 347593), (37821, 188561)]