213049856

素因数分解:

$2^9\times {\mathrm{31}}^2\times {\mathrm{433}}^1$

素因数の和:513

約数の個数: 60

約数和(自身を含む): 440874126

約数和(自身を除く): 227824270

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 433, 496, 512, 866, 961, 992, 1732, 1922, 1984, 3464, 3844, 3968, 6928, 7688, 7936, 13423, 13856, 15376, 15872, 26846, 27712, 30752, 53692, 55424, 61504, 107384, 110848, 123008, 214768, 221696, 246016, 416113, 429536, 492032, 832226, 859072, 1664452, 1718144, 3328904, 3436288, 6657808, 6872576, 13315616, 26631232, 53262464, 106524928, 213049856]

約数ペア:

[(1, 213049856), (2, 106524928), (4, 53262464), (8, 26631232), (16, 13315616), (31, 6872576), (32, 6657808), (62, 3436288), (64, 3328904), (124, 1718144), (128, 1664452), (248, 859072), (256, 832226), (433, 492032), (496, 429536), (512, 416113), (866, 246016), (961, 221696), (992, 214768), (1732, 123008), (1922, 110848), (1984, 107384), (3464, 61504), (3844, 55424), (3968, 53692), (6928, 30752), (7688, 27712), (7936, 26846), (13423, 15872), (13856, 15376)]