211955968

素因数分解:

$2^8\times 7^2\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:368

約数の個数: 108

約数和(自身を含む): 502032972

約数和(自身を除く): 290077004

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 98, 112, 122, 128, 196, 224, 244, 256, 277, 392, 427, 448, 488, 554, 784, 854, 896, 976, 1108, 1568, 1708, 1792, 1939, 1952, 2216, 2989, 3136, 3416, 3878, 3904, 4432, 5978, 6272, 6832, 7756, 7808, 8864, 11956, 12544, 13573, 13664, 15512, 15616, 16897, 17728, 23912, 27146, 27328, 31024, 33794, 35456, 47824, 54292, 54656, 62048, 67588, 70912, 95648, 108584, 109312, 118279, 124096, 135176, 191296, 217168, 236558, 248192, 270352, 382592, 434336, 473116, 496384, 540704, 765184, 827953, 868672, 946232, 1081408, 1655906, 1737344, 1892464, 2162816, 3311812, 3474688, 3784928, 4325632, 6623624, 7569856, 13247248, 15139712, 26494496, 30279424, 52988992, 105977984, 211955968]

約数ペア:

[(1, 211955968), (2, 105977984), (4, 52988992), (7, 30279424), (8, 26494496), (14, 15139712), (16, 13247248), (28, 7569856), (32, 6623624), (49, 4325632), (56, 3784928), (61, 3474688), (64, 3311812), (98, 2162816), (112, 1892464), (122, 1737344), (128, 1655906), (196, 1081408), (224, 946232), (244, 868672), (256, 827953), (277, 765184), (392, 540704), (427, 496384), (448, 473116), (488, 434336), (554, 382592), (784, 270352), (854, 248192), (896, 236558), (976, 217168), (1108, 191296), (1568, 135176), (1708, 124096), (1792, 118279), (1939, 109312), (1952, 108584), (2216, 95648), (2989, 70912), (3136, 67588), (3416, 62048), (3878, 54656), (3904, 54292), (4432, 47824), (5978, 35456), (6272, 33794), (6832, 31024), (7756, 27328), (7808, 27146), (8864, 23912), (11956, 17728), (12544, 16897), (13573, 15616), (13664, 15512)]