418658548

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 108

約数和(自身を含む): 950960640

約数和(自身を除く): 532302092

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 127, 139, 154, 196, 242, 254, 278, 308, 484, 508, 539, 556, 847, 889, 973, 1078, 1397, 1529, 1694, 1778, 1946, 2156, 2794, 3058, 3388, 3556, 3892, 5588, 5929, 6116, 6223, 6811, 9779, 10703, 11858, 12446, 13622, 15367, 16819, 17653, 19558, 21406, 23716, 24892, 27244, 30734, 33638, 35306, 39116, 42812, 61468, 67276, 68453, 70612, 74921, 107569, 117733, 123571, 136906, 149842, 194183, 215138, 235466, 247142, 273812, 299684, 388366, 430276, 470932, 494284, 752983, 776732, 824131, 864997, 1359281, 1505966, 1648262, 1729994, 2136013, 2718562, 3011932, 3296524, 3459988, 4272026, 5437124, 8544052, 9514967, 14952091, 19029934, 29904182, 38059868, 59808364, 104664637, 209329274, 418658548]

約数ペア:

[(1, 418658548), (2, 209329274), (4, 104664637), (7, 59808364), (11, 38059868), (14, 29904182), (22, 19029934), (28, 14952091), (44, 9514967), (49, 8544052), (77, 5437124), (98, 4272026), (121, 3459988), (127, 3296524), (139, 3011932), (154, 2718562), (196, 2136013), (242, 1729994), (254, 1648262), (278, 1505966), (308, 1359281), (484, 864997), (508, 824131), (539, 776732), (556, 752983), (847, 494284), (889, 470932), (973, 430276), (1078, 388366), (1397, 299684), (1529, 273812), (1694, 247142), (1778, 235466), (1946, 215138), (2156, 194183), (2794, 149842), (3058, 136906), (3388, 123571), (3556, 117733), (3892, 107569), (5588, 74921), (5929, 70612), (6116, 68453), (6223, 67276), (6811, 61468), (9779, 42812), (10703, 39116), (11858, 35306), (12446, 33638), (13622, 30734), (15367, 27244), (16819, 24892), (17653, 23716), (19558, 21406)]