521106777

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{88129}}^1$

素因数の和:88214

約数の個数: 20

約数和(自身を含む): 789116020

約数和(自身を除く): 268009243

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 88129, 264387, 793161, 2379483, 6433417, 7138449, 19300251, 57900753, 173702259, 521106777]

約数ペア:

[(1, 521106777), (3, 173702259), (9, 57900753), (27, 19300251), (73, 7138449), (81, 6433417), (219, 2379483), (657, 793161), (1971, 264387), (5913, 88129)]