209661184

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 447390720

約数和(自身を除く): 237729536

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 464, 496, 899, 911, 928, 992, 1798, 1822, 1856, 1984, 3596, 3644, 3712, 3968, 7192, 7288, 7424, 7936, 14384, 14576, 26419, 28241, 28768, 29152, 52838, 56482, 57536, 58304, 105676, 112964, 115072, 116608, 211352, 225928, 230144, 233216, 422704, 451856, 818989, 845408, 903712, 1637978, 1690816, 1807424, 3275956, 3381632, 3614848, 6551912, 6763264, 7229696, 13103824, 26207648, 52415296, 104830592, 209661184]

約数ペア:

[(1, 209661184), (2, 104830592), (4, 52415296), (8, 26207648), (16, 13103824), (29, 7229696), (31, 6763264), (32, 6551912), (58, 3614848), (62, 3381632), (64, 3275956), (116, 1807424), (124, 1690816), (128, 1637978), (232, 903712), (248, 845408), (256, 818989), (464, 451856), (496, 422704), (899, 233216), (911, 230144), (928, 225928), (992, 211352), (1798, 116608), (1822, 115072), (1856, 112964), (1984, 105676), (3596, 58304), (3644, 57536), (3712, 56482), (3968, 52838), (7192, 29152), (7288, 28768), (7424, 28241), (7936, 26419), (14384, 14576)]