211737449

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 270520320

約数和(自身を除く): 58782871

約数列:

[1, 7, 11, 73, 77, 139, 271, 511, 803, 973, 1529, 1897, 2981, 5621, 10147, 10703, 19783, 20867, 37669, 71029, 111617, 138481, 217613, 263683, 414359, 781319, 1523291, 2749837, 2900513, 19248859, 30248207, 211737449]

約数ペア:

[(1, 211737449), (7, 30248207), (11, 19248859), (73, 2900513), (77, 2749837), (139, 1523291), (271, 781319), (511, 414359), (803, 263683), (973, 217613), (1529, 138481), (1897, 111617), (2981, 71029), (5621, 37669), (10147, 20867), (10703, 19783)]