28272615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 56070144

約数和(自身を除く): 27797529

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 141, 235, 255, 329, 337, 357, 595, 705, 799, 987, 1011, 1645, 1685, 1785, 2359, 2397, 3995, 4935, 5055, 5593, 5729, 7077, 11795, 11985, 15839, 16779, 17187, 27965, 28645, 35385, 40103, 47517, 79195, 83895, 85935, 110873, 120309, 200515, 237585, 269263, 332619, 554365, 601545, 807789, 1346315, 1663095, 1884841, 4038945, 5654523, 9424205, 28272615]

約数ペア:

[(1, 28272615), (3, 9424205), (5, 5654523), (7, 4038945), (15, 1884841), (17, 1663095), (21, 1346315), (35, 807789), (47, 601545), (51, 554365), (85, 332619), (105, 269263), (119, 237585), (141, 200515), (235, 120309), (255, 110873), (329, 85935), (337, 83895), (357, 79195), (595, 47517), (705, 40103), (799, 35385), (987, 28645), (1011, 27965), (1645, 17187), (1685, 16779), (1785, 15839), (2359, 11985), (2397, 11795), (3995, 7077), (4935, 5729), (5055, 5593)]