289444493

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{563}}^1$

素因数の和:1204

約数の個数: 16

約数和(自身を含む): 317229696

約数和(自身を除く): 27785203

約数列:

[1, 13, 71, 557, 563, 923, 7241, 7319, 39547, 39973, 313591, 514111, 519649, 4076683, 22264961, 289444493]

約数ペア:

[(1, 289444493), (13, 22264961), (71, 4076683), (557, 519649), (563, 514111), (923, 313591), (7241, 39973), (7319, 39547)]