8151836

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 19152000

約数和(自身を除く): 11000164

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 199, 209, 266, 308, 398, 418, 532, 539, 796, 836, 931, 1078, 1393, 1463, 1862, 2156, 2189, 2786, 2926, 3724, 3781, 4378, 5572, 5852, 7562, 8756, 9751, 10241, 15124, 15323, 19502, 20482, 26467, 30646, 39004, 40964, 41591, 52934, 61292, 83182, 105868, 107261, 166364, 185269, 214522, 291137, 370538, 429044, 582274, 741076, 1164548, 2037959, 4075918, 8151836]

約数ペア:

[(1, 8151836), (2, 4075918), (4, 2037959), (7, 1164548), (11, 741076), (14, 582274), (19, 429044), (22, 370538), (28, 291137), (38, 214522), (44, 185269), (49, 166364), (76, 107261), (77, 105868), (98, 83182), (133, 61292), (154, 52934), (196, 41591), (199, 40964), (209, 39004), (266, 30646), (308, 26467), (398, 20482), (418, 19502), (532, 15323), (539, 15124), (796, 10241), (836, 9751), (931, 8756), (1078, 7562), (1393, 5852), (1463, 5572), (1862, 4378), (2156, 3781), (2189, 3724), (2786, 2926)]