505321124

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{811}}^1$

素因数の和:874

約数の個数: 108

約数和(自身を含む): 1193571792

約数和(自身を除く): 688250668

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 289, 308, 374, 476, 539, 578, 748, 811, 833, 1078, 1156, 1309, 1622, 1666, 2023, 2156, 2618, 3179, 3244, 3332, 4046, 5236, 5677, 6358, 8092, 8921, 9163, 11354, 12716, 13787, 14161, 17842, 18326, 22253, 22708, 27574, 28322, 35684, 36652, 39739, 44506, 55148, 56644, 62447, 79478, 89012, 96509, 124894, 151657, 155771, 158956, 193018, 234379, 249788, 303314, 311542, 386036, 437129, 468758, 606628, 623084, 675563, 874258, 937516, 1061599, 1351126, 1640653, 1748516, 2123198, 2578169, 2702252, 3281306, 4246396, 5156338, 6562612, 7431193, 10312676, 11484571, 14862386, 18047183, 22969142, 29724772, 36094366, 45938284, 72188732, 126330281, 252660562, 505321124]

約数ペア:

[(1, 505321124), (2, 252660562), (4, 126330281), (7, 72188732), (11, 45938284), (14, 36094366), (17, 29724772), (22, 22969142), (28, 18047183), (34, 14862386), (44, 11484571), (49, 10312676), (68, 7431193), (77, 6562612), (98, 5156338), (119, 4246396), (154, 3281306), (187, 2702252), (196, 2578169), (238, 2123198), (289, 1748516), (308, 1640653), (374, 1351126), (476, 1061599), (539, 937516), (578, 874258), (748, 675563), (811, 623084), (833, 606628), (1078, 468758), (1156, 437129), (1309, 386036), (1622, 311542), (1666, 303314), (2023, 249788), (2156, 234379), (2618, 193018), (3179, 158956), (3244, 155771), (3332, 151657), (4046, 124894), (5236, 96509), (5677, 89012), (6358, 79478), (8092, 62447), (8921, 56644), (9163, 55148), (11354, 44506), (12716, 39739), (13787, 36652), (14161, 35684), (17842, 28322), (18326, 27574), (22253, 22708)]