205750719

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{751}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 311628800

約数和(自身を除く): 105878081

約数列:

[1, 3, 9, 27, 73, 139, 219, 417, 657, 751, 1251, 1971, 2253, 3753, 6759, 10147, 20277, 30441, 54823, 91323, 104389, 164469, 273969, 313167, 493407, 939501, 1480221, 2818503, 7620397, 22861191, 68583573, 205750719]

約数ペア:

[(1, 205750719), (3, 68583573), (9, 22861191), (27, 7620397), (73, 2818503), (139, 1480221), (219, 939501), (417, 493407), (657, 313167), (751, 273969), (1251, 164469), (1971, 104389), (2253, 91323), (3753, 54823), (6759, 30441), (10147, 20277)]