245628642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 577741824

約数和(自身を除く): 332113182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 277, 301, 491, 554, 602, 831, 903, 982, 1473, 1662, 1806, 1939, 2946, 3437, 3878, 5817, 6874, 10311, 11634, 11911, 20622, 21113, 23822, 35733, 42226, 63339, 71466, 83377, 126678, 136007, 147791, 166754, 250131, 272014, 295582, 408021, 443373, 500262, 816042, 886746, 952049, 1904098, 2856147, 5712294, 5848301, 11696602, 17544903, 35089806, 40938107, 81876214, 122814321, 245628642]

約数ペア:

[(1, 245628642), (2, 122814321), (3, 81876214), (6, 40938107), (7, 35089806), (14, 17544903), (21, 11696602), (42, 5848301), (43, 5712294), (86, 2856147), (129, 1904098), (258, 952049), (277, 886746), (301, 816042), (491, 500262), (554, 443373), (602, 408021), (831, 295582), (903, 272014), (982, 250131), (1473, 166754), (1662, 147791), (1806, 136007), (1939, 126678), (2946, 83377), (3437, 71466), (3878, 63339), (5817, 42226), (6874, 35733), (10311, 23822), (11634, 21113), (11911, 20622)]