7131836761

素因数分解:

$7^4\times {\mathrm{311}}^1\times {\mathrm{9551}}^1$

素因数の和:9890

約数の個数: 20

約数和(自身を含む): 8347607424

約数和(自身を除く): 1215770663

約数列:

[1, 7, 49, 311, 343, 2177, 2401, 9551, 15239, 66857, 106673, 467999, 746711, 2970361, 3275993, 20792527, 22931951, 145547689, 1018833823, 7131836761]

約数ペア:

[(1, 7131836761), (7, 1018833823), (49, 145547689), (311, 22931951), (343, 20792527), (2177, 3275993), (2401, 2970361), (9551, 746711), (15239, 467999), (66857, 106673)]