28005768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 87447360

約数和(自身を除く): 59441592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 181, 252, 307, 362, 504, 543, 614, 724, 921, 1086, 1228, 1267, 1448, 1629, 1842, 2149, 2172, 2456, 2534, 2763, 3258, 3684, 3801, 4298, 4344, 5068, 5526, 6447, 6516, 7368, 7602, 8596, 10136, 11052, 11403, 12894, 13032, 15204, 17192, 19341, 22104, 22806, 25788, 30408, 38682, 45612, 51576, 55567, 77364, 91224, 111134, 154728, 166701, 222268, 333402, 388969, 444536, 500103, 666804, 777938, 1000206, 1166907, 1333608, 1555876, 2000412, 2333814, 3111752, 3500721, 4000824, 4667628, 7001442, 9335256, 14002884, 28005768]

約数ペア:

[(1, 28005768), (2, 14002884), (3, 9335256), (4, 7001442), (6, 4667628), (7, 4000824), (8, 3500721), (9, 3111752), (12, 2333814), (14, 2000412), (18, 1555876), (21, 1333608), (24, 1166907), (28, 1000206), (36, 777938), (42, 666804), (56, 500103), (63, 444536), (72, 388969), (84, 333402), (126, 222268), (168, 166701), (181, 154728), (252, 111134), (307, 91224), (362, 77364), (504, 55567), (543, 51576), (614, 45612), (724, 38682), (921, 30408), (1086, 25788), (1228, 22806), (1267, 22104), (1448, 19341), (1629, 17192), (1842, 15204), (2149, 13032), (2172, 12894), (2456, 11403), (2534, 11052), (2763, 10136), (3258, 8596), (3684, 7602), (3801, 7368), (4298, 6516), (4344, 6447), (5068, 5526)]