266720157

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 470733120

約数和(自身を除く): 204012963

約数列:

[1, 3, 9, 11, 17, 19, 33, 51, 57, 99, 153, 171, 187, 209, 323, 361, 439, 561, 627, 969, 1083, 1317, 1683, 1881, 2907, 3249, 3553, 3951, 3971, 4829, 6137, 7463, 8341, 10659, 11913, 14487, 18411, 22389, 25023, 31977, 35739, 43461, 55233, 67167, 67507, 75069, 82093, 91751, 141797, 158479, 202521, 246279, 275253, 425391, 475437, 607563, 738837, 825759, 1276173, 1426311, 1559767, 1743269, 2694143, 4679301, 5229807, 8082429, 14037903, 15689421, 24247287, 29635573, 88906719, 266720157]

約数ペア:

[(1, 266720157), (3, 88906719), (9, 29635573), (11, 24247287), (17, 15689421), (19, 14037903), (33, 8082429), (51, 5229807), (57, 4679301), (99, 2694143), (153, 1743269), (171, 1559767), (187, 1426311), (209, 1276173), (323, 825759), (361, 738837), (439, 607563), (561, 475437), (627, 425391), (969, 275253), (1083, 246279), (1317, 202521), (1683, 158479), (1881, 141797), (2907, 91751), (3249, 82093), (3553, 75069), (3951, 67507), (3971, 67167), (4829, 55233), (6137, 43461), (7463, 35739), (8341, 31977), (10659, 25023), (11913, 22389), (14487, 18411)]