538910463

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{8191}}^1$

素因数の和:8455

約数の個数: 32

約数和(自身を含む): 888143872

約数和(自身を除く): 349233409

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 723, 1687, 3133, 5061, 8191, 9399, 21931, 24573, 57337, 65793, 106483, 172011, 319449, 745381, 1974031, 2236143, 5922093, 13818217, 25662403, 41454651, 76987209, 179636821, 538910463]

約数ペア:

[(1, 538910463), (3, 179636821), (7, 76987209), (13, 41454651), (21, 25662403), (39, 13818217), (91, 5922093), (241, 2236143), (273, 1974031), (723, 745381), (1687, 319449), (3133, 172011), (5061, 106483), (8191, 65793), (9399, 57337), (21931, 24573)]