243801856

素因数分解:

$2^8\times {\mathrm{31}}^2\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 54

約数和(自身を含む): 503363616

約数和(自身を除く): 259561760

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 961, 991, 992, 1922, 1982, 1984, 3844, 3964, 3968, 7688, 7928, 7936, 15376, 15856, 30721, 30752, 31712, 61442, 61504, 63424, 122884, 123008, 126848, 245768, 246016, 253696, 491536, 952351, 983072, 1904702, 1966144, 3809404, 3932288, 7618808, 7864576, 15237616, 30475232, 60950464, 121900928, 243801856]

約数ペア:

[(1, 243801856), (2, 121900928), (4, 60950464), (8, 30475232), (16, 15237616), (31, 7864576), (32, 7618808), (62, 3932288), (64, 3809404), (124, 1966144), (128, 1904702), (248, 983072), (256, 952351), (496, 491536), (961, 253696), (991, 246016), (992, 245768), (1922, 126848), (1982, 123008), (1984, 122884), (3844, 63424), (3964, 61504), (3968, 61442), (7688, 31712), (7928, 30752), (7936, 30721), (15376, 15856)]