238401873

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 389461248

約数和(自身を除く): 151059375

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 263, 279, 361, 513, 589, 789, 837, 1083, 1539, 1767, 2367, 2511, 3249, 4997, 5301, 7101, 8153, 9747, 11191, 14991, 15903, 21303, 24459, 29241, 33573, 44973, 47709, 73377, 94943, 100719, 134919, 154907, 220131, 284829, 302157, 404757, 464721, 660393, 854487, 906471, 1394163, 2563461, 2943233, 4182489, 7690383, 8829699, 12547467, 26489097, 79467291, 238401873]

約数ペア:

[(1, 238401873), (3, 79467291), (9, 26489097), (19, 12547467), (27, 8829699), (31, 7690383), (57, 4182489), (81, 2943233), (93, 2563461), (171, 1394163), (263, 906471), (279, 854487), (361, 660393), (513, 464721), (589, 404757), (789, 302157), (837, 284829), (1083, 220131), (1539, 154907), (1767, 134919), (2367, 100719), (2511, 94943), (3249, 73377), (4997, 47709), (5301, 44973), (7101, 33573), (8153, 29241), (9747, 24459), (11191, 21303), (14991, 15903)]