1245492855

素因数分解:

$3^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1789}}^1$

素因数の和:2003

約数の個数: 56

約数和(自身を含む): 2253853440

約数和(自身を除く): 1008360585

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 191, 243, 405, 573, 729, 955, 1215, 1719, 1789, 2865, 3645, 5157, 5367, 8595, 8945, 15471, 16101, 25785, 26835, 46413, 48303, 77355, 80505, 139239, 144909, 232065, 241515, 341699, 434727, 696195, 724545, 1025097, 1304181, 1708495, 2173635, 3075291, 5125485, 6520905, 9225873, 15376455, 27677619, 46129365, 83032857, 138388095, 249098571, 415164285, 1245492855]

約数ペア:

[(1, 1245492855), (3, 415164285), (5, 249098571), (9, 138388095), (15, 83032857), (27, 46129365), (45, 27677619), (81, 15376455), (135, 9225873), (191, 6520905), (243, 5125485), (405, 3075291), (573, 2173635), (729, 1708495), (955, 1304181), (1215, 1025097), (1719, 724545), (1789, 696195), (2865, 434727), (3645, 341699), (5157, 241515), (5367, 232065), (8595, 144909), (8945, 139239), (15471, 80505), (16101, 77355), (25785, 48303), (26835, 46413)]