28973784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 90432000

約数和(自身を除く): 61458216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 29, 38, 42, 56, 57, 58, 76, 84, 87, 114, 116, 133, 152, 168, 174, 203, 228, 232, 266, 313, 348, 399, 406, 456, 532, 551, 609, 626, 696, 798, 812, 939, 1064, 1102, 1218, 1252, 1596, 1624, 1653, 1878, 2191, 2204, 2436, 2504, 3192, 3306, 3756, 3857, 4382, 4408, 4872, 5947, 6573, 6612, 7512, 7714, 8764, 9077, 11571, 11894, 13146, 13224, 15428, 17528, 17841, 18154, 23142, 23788, 26292, 27231, 30856, 35682, 36308, 41629, 46284, 47576, 52584, 54462, 63539, 71364, 72616, 83258, 92568, 108924, 124887, 127078, 142728, 166516, 172463, 190617, 217848, 249774, 254156, 333032, 344926, 381234, 499548, 508312, 517389, 689852, 762468, 999096, 1034778, 1207241, 1379704, 1524936, 2069556, 2414482, 3621723, 4139112, 4828964, 7243446, 9657928, 14486892, 28973784]

約数ペア:

[(1, 28973784), (2, 14486892), (3, 9657928), (4, 7243446), (6, 4828964), (7, 4139112), (8, 3621723), (12, 2414482), (14, 2069556), (19, 1524936), (21, 1379704), (24, 1207241), (28, 1034778), (29, 999096), (38, 762468), (42, 689852), (56, 517389), (57, 508312), (58, 499548), (76, 381234), (84, 344926), (87, 333032), (114, 254156), (116, 249774), (133, 217848), (152, 190617), (168, 172463), (174, 166516), (203, 142728), (228, 127078), (232, 124887), (266, 108924), (313, 92568), (348, 83258), (399, 72616), (406, 71364), (456, 63539), (532, 54462), (551, 52584), (609, 47576), (626, 46284), (696, 41629), (798, 36308), (812, 35682), (939, 30856), (1064, 27231), (1102, 26292), (1218, 23788), (1252, 23142), (1596, 18154), (1624, 17841), (1653, 17528), (1878, 15428), (2191, 13224), (2204, 13146), (2436, 11894), (2504, 11571), (3192, 9077), (3306, 8764), (3756, 7714), (3857, 7512), (4382, 6612), (4408, 6573), (4872, 5947)]