28942928

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 72093600

約数和(自身を除く): 43150672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 49, 56, 58, 67, 76, 98, 112, 116, 133, 134, 152, 196, 203, 232, 266, 268, 304, 392, 406, 464, 469, 532, 536, 551, 784, 812, 931, 938, 1064, 1072, 1102, 1273, 1421, 1624, 1862, 1876, 1943, 2128, 2204, 2546, 2842, 3248, 3283, 3724, 3752, 3857, 3886, 4408, 5092, 5684, 6566, 7448, 7504, 7714, 7772, 8816, 8911, 10184, 11368, 13132, 13601, 14896, 15428, 15544, 17822, 20368, 22736, 26264, 26999, 27202, 30856, 31088, 35644, 36917, 52528, 53998, 54404, 61712, 62377, 71288, 73834, 95207, 107996, 108808, 124754, 142576, 147668, 190414, 215992, 217616, 249508, 258419, 295336, 380828, 431984, 499016, 516838, 590672, 761656, 998032, 1033676, 1523312, 1808933, 2067352, 3617866, 4134704, 7235732, 14471464, 28942928]

約数ペア:

[(1, 28942928), (2, 14471464), (4, 7235732), (7, 4134704), (8, 3617866), (14, 2067352), (16, 1808933), (19, 1523312), (28, 1033676), (29, 998032), (38, 761656), (49, 590672), (56, 516838), (58, 499016), (67, 431984), (76, 380828), (98, 295336), (112, 258419), (116, 249508), (133, 217616), (134, 215992), (152, 190414), (196, 147668), (203, 142576), (232, 124754), (266, 108808), (268, 107996), (304, 95207), (392, 73834), (406, 71288), (464, 62377), (469, 61712), (532, 54404), (536, 53998), (551, 52528), (784, 36917), (812, 35644), (931, 31088), (938, 30856), (1064, 27202), (1072, 26999), (1102, 26264), (1273, 22736), (1421, 20368), (1624, 17822), (1862, 15544), (1876, 15428), (1943, 14896), (2128, 13601), (2204, 13132), (2546, 11368), (2842, 10184), (3248, 8911), (3283, 8816), (3724, 7772), (3752, 7714), (3857, 7504), (3886, 7448), (4408, 6566), (5092, 5684)]