28065627

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 42392064

約数和(自身を除く): 14326437

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1543, 2021, 4629, 6063, 13887, 18189, 66349, 72521, 199047, 217563, 597141, 652689, 3118403, 9355209, 28065627]

約数ペア:

[(1, 28065627), (3, 9355209), (9, 3118403), (43, 652689), (47, 597141), (129, 217563), (141, 199047), (387, 72521), (423, 66349), (1543, 18189), (2021, 13887), (4629, 6063)]