211958656

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:652

約数の個数: 128

約数和(自身を含む): 537384960

約数和(自身を除く): 325426304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 364, 403, 416, 434, 448, 496, 587, 728, 806, 832, 868, 896, 992, 1174, 1456, 1612, 1664, 1736, 1984, 2348, 2821, 2912, 3224, 3472, 3968, 4109, 4696, 5642, 5824, 6448, 6944, 7631, 8218, 9392, 11284, 11648, 12896, 13888, 15262, 16436, 18197, 18784, 22568, 25792, 27776, 30524, 32872, 36394, 37568, 45136, 51584, 53417, 61048, 65744, 72788, 75136, 90272, 106834, 122096, 127379, 131488, 145576, 180544, 213668, 236561, 244192, 254758, 262976, 291152, 361088, 427336, 473122, 488384, 509516, 525952, 582304, 854672, 946244, 976768, 1019032, 1164608, 1655927, 1709344, 1892488, 2038064, 2329216, 3311854, 3418688, 3784976, 4076128, 6623708, 6837376, 7569952, 8152256, 13247416, 15139904, 16304512, 26494832, 30279808, 52989664, 105979328, 211958656]

約数ペア:

[(1, 211958656), (2, 105979328), (4, 52989664), (7, 30279808), (8, 26494832), (13, 16304512), (14, 15139904), (16, 13247416), (26, 8152256), (28, 7569952), (31, 6837376), (32, 6623708), (52, 4076128), (56, 3784976), (62, 3418688), (64, 3311854), (91, 2329216), (104, 2038064), (112, 1892488), (124, 1709344), (128, 1655927), (182, 1164608), (208, 1019032), (217, 976768), (224, 946244), (248, 854672), (364, 582304), (403, 525952), (416, 509516), (434, 488384), (448, 473122), (496, 427336), (587, 361088), (728, 291152), (806, 262976), (832, 254758), (868, 244192), (896, 236561), (992, 213668), (1174, 180544), (1456, 145576), (1612, 131488), (1664, 127379), (1736, 122096), (1984, 106834), (2348, 90272), (2821, 75136), (2912, 72788), (3224, 65744), (3472, 61048), (3968, 53417), (4109, 51584), (4696, 45136), (5642, 37568), (5824, 36394), (6448, 32872), (6944, 30524), (7631, 27776), (8218, 25792), (9392, 22568), (11284, 18784), (11648, 18197), (12896, 16436), (13888, 15262)]