15239931

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2411}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 24197184

約数和(自身を除く): 8957253

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 2411, 6321, 7233, 16877, 50631, 103673, 118139, 311019, 354417, 725711, 2177133, 5079977, 15239931]

約数ペア:

[(1, 15239931), (3, 5079977), (7, 2177133), (21, 725711), (43, 354417), (49, 311019), (129, 118139), (147, 103673), (301, 50631), (903, 16877), (2107, 7233), (2411, 6321)]