1280911548

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{311203}}^1$

素因数の和:311231

約数の個数: 48

約数和(自身を含む): 3485484800

約数和(自身を除く): 2204573252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 311203, 622406, 933609, 1244812, 1867218, 2178421, 3734436, 4356842, 6535263, 8713684, 13070526, 15248947, 26141052, 30497894, 45746841, 60995788, 91493682, 106742629, 182987364, 213485258, 320227887, 426970516, 640455774, 1280911548]

約数ペア:

[(1, 1280911548), (2, 640455774), (3, 426970516), (4, 320227887), (6, 213485258), (7, 182987364), (12, 106742629), (14, 91493682), (21, 60995788), (28, 45746841), (42, 30497894), (49, 26141052), (84, 15248947), (98, 13070526), (147, 8713684), (196, 6535263), (294, 4356842), (343, 3734436), (588, 2178421), (686, 1867218), (1029, 1244812), (1372, 933609), (2058, 622406), (4116, 311203)]