8180019

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 12629760

約数和(自身を除く): 4449741

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 919, 989, 2757, 2967, 8271, 8901, 21137, 39517, 63411, 118551, 190233, 355653, 908891, 2726673, 8180019]

約数ペア:

[(1, 8180019), (3, 2726673), (9, 908891), (23, 355653), (43, 190233), (69, 118551), (129, 63411), (207, 39517), (387, 21137), (919, 8901), (989, 8271), (2757, 2967)]