231047999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{133631}}^1$

素因数の和:133670

約数の個数: 16

約数和(自身を含む): 299335680

約数和(自身を除く): 68287681

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 133631, 935417, 1737203, 2538989, 12160421, 17772923, 33006857, 231047999]

約数ペア:

[(1, 231047999), (7, 33006857), (13, 17772923), (19, 12160421), (91, 2538989), (133, 1737203), (247, 935417), (1729, 133631)]