128219005184

素因数分解:

$2^8\times {\mathrm{2221}}^1\times {\mathrm{225509}}^1$

素因数の和:227746

約数の個数: 36

約数和(自身を含む): 256053525420

約数和(自身を除く): 127834520236

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 2221, 4442, 8884, 17768, 35536, 71072, 142144, 225509, 284288, 451018, 568576, 902036, 1804072, 3608144, 7216288, 14432576, 28865152, 57730304, 500855489, 1001710978, 2003421956, 4006843912, 8013687824, 16027375648, 32054751296, 64109502592, 128219005184]

約数ペア:

[(1, 128219005184), (2, 64109502592), (4, 32054751296), (8, 16027375648), (16, 8013687824), (32, 4006843912), (64, 2003421956), (128, 1001710978), (256, 500855489), (2221, 57730304), (4442, 28865152), (8884, 14432576), (17768, 7216288), (35536, 3608144), (71072, 1804072), (142144, 902036), (225509, 568576), (284288, 451018)]