31453443

素因数分解:

$3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 55411200

約数和(自身を除く): 23957757

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 343, 441, 443, 483, 1029, 1127, 1329, 1449, 3087, 3101, 3381, 3987, 7889, 9303, 10143, 10189, 21707, 23667, 27909, 30567, 65121, 71001, 71323, 91701, 151949, 195363, 213969, 455847, 499261, 641907, 1367541, 1497783, 3494827, 4493349, 10484481, 31453443]

約数ペア:

[(1, 31453443), (3, 10484481), (7, 4493349), (9, 3494827), (21, 1497783), (23, 1367541), (49, 641907), (63, 499261), (69, 455847), (147, 213969), (161, 195363), (207, 151949), (343, 91701), (441, 71323), (443, 71001), (483, 65121), (1029, 30567), (1127, 27909), (1329, 23667), (1449, 21707), (3087, 10189), (3101, 10143), (3381, 9303), (3987, 7889)]