247333419

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{27509}}^1$

素因数の和:27561

約数の個数: 24

約数和(自身を含む): 380518320

約数和(自身を除く): 133184901

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 2997, 8991, 27509, 82527, 247581, 742743, 1017833, 2228229, 3053499, 6684687, 9160497, 27481491, 82444473, 247333419]

約数ペア:

[(1, 247333419), (3, 82444473), (9, 27481491), (27, 9160497), (37, 6684687), (81, 3053499), (111, 2228229), (243, 1017833), (333, 742743), (999, 247581), (2997, 82527), (8991, 27509)]