28883344

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 80

約数和(自身を含む): 68944000

約数和(自身を除く): 40060656

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 277, 304, 343, 392, 532, 554, 686, 784, 931, 1064, 1108, 1372, 1862, 1939, 2128, 2216, 2744, 3724, 3878, 4432, 5263, 5488, 6517, 7448, 7756, 10526, 13034, 13573, 14896, 15512, 21052, 26068, 27146, 31024, 36841, 42104, 52136, 54292, 73682, 84208, 95011, 104272, 108584, 147364, 190022, 217168, 257887, 294728, 380044, 515774, 589456, 760088, 1031548, 1520176, 1805209, 2063096, 3610418, 4126192, 7220836, 14441672, 28883344]

約数ペア:

[(1, 28883344), (2, 14441672), (4, 7220836), (7, 4126192), (8, 3610418), (14, 2063096), (16, 1805209), (19, 1520176), (28, 1031548), (38, 760088), (49, 589456), (56, 515774), (76, 380044), (98, 294728), (112, 257887), (133, 217168), (152, 190022), (196, 147364), (266, 108584), (277, 104272), (304, 95011), (343, 84208), (392, 73682), (532, 54292), (554, 52136), (686, 42104), (784, 36841), (931, 31024), (1064, 27146), (1108, 26068), (1372, 21052), (1862, 15512), (1939, 14896), (2128, 13573), (2216, 13034), (2744, 10526), (3724, 7756), (3878, 7448), (4432, 6517), (5263, 5488)]