81504081

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{787}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 121452864

約数和(自身を除く): 39948783

約数列:

[1, 3, 9, 37, 111, 311, 333, 787, 933, 2361, 2799, 7083, 11507, 29119, 34521, 87357, 103563, 244757, 262071, 734271, 2202813, 9056009, 27168027, 81504081]

約数ペア:

[(1, 81504081), (3, 27168027), (9, 9056009), (37, 2202813), (111, 734271), (311, 262071), (333, 244757), (787, 103563), (933, 87357), (2361, 34521), (2799, 29119), (7083, 11507)]