127743808

素因数分解:

$2^6\times {\mathrm{31}}^3\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 56

約数和(自身を含む): 265850624

約数和(自身を除く): 138106816

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 134, 248, 268, 496, 536, 961, 992, 1072, 1922, 1984, 2077, 2144, 3844, 4154, 4288, 7688, 8308, 15376, 16616, 29791, 30752, 33232, 59582, 61504, 64387, 66464, 119164, 128774, 132928, 238328, 257548, 476656, 515096, 953312, 1030192, 1906624, 1995997, 2060384, 3991994, 4120768, 7983988, 15967976, 31935952, 63871904, 127743808]

約数ペア:

[(1, 127743808), (2, 63871904), (4, 31935952), (8, 15967976), (16, 7983988), (31, 4120768), (32, 3991994), (62, 2060384), (64, 1995997), (67, 1906624), (124, 1030192), (134, 953312), (248, 515096), (268, 476656), (496, 257548), (536, 238328), (961, 132928), (992, 128774), (1072, 119164), (1922, 66464), (1984, 64387), (2077, 61504), (2144, 59582), (3844, 33232), (4154, 30752), (4288, 29791), (7688, 16616), (8308, 15376)]