254508254

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 108

約数和(自身を含む): 532732032

約数和(自身を除く): 278223778

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 121, 127, 143, 154, 169, 182, 242, 254, 286, 338, 539, 637, 847, 889, 1001, 1078, 1183, 1274, 1397, 1573, 1651, 1694, 1778, 1859, 2002, 2366, 2794, 3146, 3302, 3718, 5929, 6223, 7007, 8281, 9779, 11011, 11557, 11858, 12446, 13013, 14014, 15367, 16562, 18161, 19558, 20449, 21463, 22022, 23114, 26026, 30734, 36322, 40898, 42926, 68453, 77077, 80899, 91091, 107569, 127127, 136906, 143143, 150241, 154154, 161798, 182182, 199771, 215138, 236093, 254254, 286286, 300482, 399542, 472186, 752983, 889889, 1002001, 1051687, 1398397, 1505966, 1652651, 1779778, 2004002, 2103374, 2597023, 2796794, 3305302, 5194046, 9788779, 11568557, 18179161, 19577558, 23137114, 36358322, 127254127, 254508254]

約数ペア:

[(1, 254508254), (2, 127254127), (7, 36358322), (11, 23137114), (13, 19577558), (14, 18179161), (22, 11568557), (26, 9788779), (49, 5194046), (77, 3305302), (91, 2796794), (98, 2597023), (121, 2103374), (127, 2004002), (143, 1779778), (154, 1652651), (169, 1505966), (182, 1398397), (242, 1051687), (254, 1002001), (286, 889889), (338, 752983), (539, 472186), (637, 399542), (847, 300482), (889, 286286), (1001, 254254), (1078, 236093), (1183, 215138), (1274, 199771), (1397, 182182), (1573, 161798), (1651, 154154), (1694, 150241), (1778, 143143), (1859, 136906), (2002, 127127), (2366, 107569), (2794, 91091), (3146, 80899), (3302, 77077), (3718, 68453), (5929, 42926), (6223, 40898), (7007, 36322), (8281, 30734), (9779, 26026), (11011, 23114), (11557, 22022), (11858, 21463), (12446, 20449), (13013, 19558), (14014, 18161), (15367, 16562)]