287168336

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1553}}^1$

素因数の和:1708

約数の個数: 80

約数和(自身を含む): 690622464

約数和(自身を除く): 403454128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 127, 182, 208, 254, 364, 508, 728, 889, 1016, 1456, 1553, 1651, 1778, 2032, 3106, 3302, 3556, 6212, 6604, 7112, 10871, 11557, 12424, 13208, 14224, 20189, 21742, 23114, 24848, 26416, 40378, 43484, 46228, 80756, 86968, 92456, 141323, 161512, 173936, 184912, 197231, 282646, 323024, 394462, 565292, 788924, 1130584, 1380617, 1577848, 2261168, 2564003, 2761234, 3155696, 5128006, 5522468, 10256012, 11044936, 17948021, 20512024, 22089872, 35896042, 41024048, 71792084, 143584168, 287168336]

約数ペア:

[(1, 287168336), (2, 143584168), (4, 71792084), (7, 41024048), (8, 35896042), (13, 22089872), (14, 20512024), (16, 17948021), (26, 11044936), (28, 10256012), (52, 5522468), (56, 5128006), (91, 3155696), (104, 2761234), (112, 2564003), (127, 2261168), (182, 1577848), (208, 1380617), (254, 1130584), (364, 788924), (508, 565292), (728, 394462), (889, 323024), (1016, 282646), (1456, 197231), (1553, 184912), (1651, 173936), (1778, 161512), (2032, 141323), (3106, 92456), (3302, 86968), (3556, 80756), (6212, 46228), (6604, 43484), (7112, 40378), (10871, 26416), (11557, 24848), (12424, 23114), (13208, 21742), (14224, 20189)]