254142707

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{12637}}^1$

素因数の和:12687

約数の個数: 24

約数和(自身を含む): 333036576

約数和(自身を除く): 78893869

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 12637, 20111, 88459, 164281, 214829, 1149967, 1503803, 2135653, 2792777, 14949571, 19549439, 36306101, 254142707]

約数ペア:

[(1, 254142707), (7, 36306101), (13, 19549439), (17, 14949571), (91, 2792777), (119, 2135653), (169, 1503803), (221, 1149967), (1183, 214829), (1547, 164281), (2873, 88459), (12637, 20111)]