239305023

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{40471}}^1$

素因数の和:40556

約数の個数: 20

約数和(自身を含む): 362386288

約数和(自身を除く): 123081265

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 40471, 121413, 364239, 1092717, 2954383, 3278151, 8863149, 26589447, 79768341, 239305023]

約数ペア:

[(1, 239305023), (3, 79768341), (9, 26589447), (27, 8863149), (73, 3278151), (81, 2954383), (219, 1092717), (657, 364239), (1971, 121413), (5913, 40471)]