72052335

素因数分解:

$3^4\times 5^1\times {\mathrm{177907}}^1$

素因数の和:177924

約数の個数: 20

約数和(自身を含む): 129161208

約数和(自身を除く): 57108873

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 177907, 533721, 889535, 1601163, 2668605, 4803489, 8005815, 14410467, 24017445, 72052335]

約数ペア:

[(1, 72052335), (3, 24017445), (5, 14410467), (9, 8005815), (15, 4803489), (27, 2668605), (45, 1601163), (81, 889535), (135, 533721), (405, 177907)]