257543424

素因数分解:

$2^8\times 3^2\times {\mathrm{111781}}^1$

素因数の和:111803

約数の個数: 54

約数和(自身を含む): 742567826

約数和(自身を除く): 485024402

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 111781, 223562, 335343, 447124, 670686, 894248, 1006029, 1341372, 1788496, 2012058, 2682744, 3576992, 4024116, 5365488, 7153984, 8048232, 10730976, 14307968, 16096464, 21461952, 28615936, 32192928, 42923904, 64385856, 85847808, 128771712, 257543424]

約数ペア:

[(1, 257543424), (2, 128771712), (3, 85847808), (4, 64385856), (6, 42923904), (8, 32192928), (9, 28615936), (12, 21461952), (16, 16096464), (18, 14307968), (24, 10730976), (32, 8048232), (36, 7153984), (48, 5365488), (64, 4024116), (72, 3576992), (96, 2682744), (128, 2012058), (144, 1788496), (192, 1341372), (256, 1006029), (288, 894248), (384, 670686), (576, 447124), (768, 335343), (1152, 223562), (2304, 111781)]