2057207957

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{26261}}^1$

素因数の和:26337

約数の個数: 24

約数和(自身を含む): 2561490432

約数和(自身を除く): 504282475

約数列:

[1, 7, 19, 31, 133, 217, 361, 589, 2527, 4123, 11191, 26261, 78337, 183827, 498959, 814091, 3492713, 5698637, 9480221, 15467729, 66361547, 108274103, 293886851, 2057207957]

約数ペア:

[(1, 2057207957), (7, 293886851), (19, 108274103), (31, 66361547), (133, 15467729), (217, 9480221), (361, 5698637), (589, 3492713), (2527, 814091), (4123, 498959), (11191, 183827), (26261, 78337)]