491190557

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{1621}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 584153568

約数和(自身を除く): 92963011

約数列:

[1, 11, 13, 143, 163, 169, 1621, 1793, 1859, 2119, 17831, 21073, 23309, 27547, 231803, 264223, 273949, 303017, 2906453, 3013439, 3434899, 37783889, 44653687, 491190557]

約数ペア:

[(1, 491190557), (11, 44653687), (13, 37783889), (143, 3434899), (163, 3013439), (169, 2906453), (1621, 303017), (1793, 273949), (1859, 264223), (2119, 231803), (17831, 27547), (21073, 23309)]