2797137421

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{2801}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 3199659840

約数和(自身を除く): 402522419

約数列:

[1, 13, 19, 169, 247, 311, 2801, 3211, 4043, 5909, 36413, 52559, 53219, 76817, 473369, 691847, 871111, 998621, 8994011, 11324443, 16551109, 147217759, 215164417, 2797137421]

約数ペア:

[(1, 2797137421), (13, 215164417), (19, 147217759), (169, 16551109), (247, 11324443), (311, 8994011), (2801, 998621), (3211, 871111), (4043, 691847), (5909, 473369), (36413, 76817), (52559, 53219)]