67776777

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 102936960

約数和(自身を除く): 35160183

約数列:

[1, 3, 9, 27, 73, 137, 219, 251, 411, 657, 753, 1233, 1971, 2259, 3699, 6777, 10001, 18323, 30003, 34387, 54969, 90009, 103161, 164907, 270027, 309483, 494721, 928449, 2510251, 7530753, 22592259, 67776777]

約数ペア:

[(1, 67776777), (3, 22592259), (9, 7530753), (27, 2510251), (73, 928449), (137, 494721), (219, 309483), (251, 270027), (411, 164907), (657, 103161), (753, 90009), (1233, 54969), (1971, 34387), (2259, 30003), (3699, 18323), (6777, 10001)]