1388332288

素因数分解:

$2^8\times 7^3\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 3285116800

約数和(自身を除く): 1896784512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 97, 98, 112, 128, 163, 194, 196, 224, 256, 326, 343, 388, 392, 448, 652, 679, 686, 776, 784, 896, 1141, 1304, 1358, 1372, 1552, 1568, 1792, 2282, 2608, 2716, 2744, 3104, 3136, 4564, 4753, 5216, 5432, 5488, 6208, 6272, 7987, 9128, 9506, 10432, 10864, 10976, 12416, 12544, 15811, 15974, 18256, 19012, 20864, 21728, 21952, 24832, 31622, 31948, 33271, 36512, 38024, 41728, 43456, 43904, 55909, 63244, 63896, 66542, 73024, 76048, 86912, 87808, 110677, 111818, 126488, 127792, 133084, 146048, 152096, 173824, 221354, 223636, 252976, 255584, 266168, 292096, 304192, 442708, 447272, 505952, 511168, 532336, 608384, 774739, 885416, 894544, 1011904, 1022336, 1064672, 1216768, 1549478, 1770832, 1789088, 2023808, 2044672, 2129344, 3098956, 3541664, 3578176, 4047616, 4258688, 5423173, 6197912, 7083328, 7156352, 8517376, 10846346, 12395824, 14166656, 14312704, 21692692, 24791648, 28333312, 43385384, 49583296, 86770768, 99166592, 173541536, 198333184, 347083072, 694166144, 1388332288]

約数ペア:

[(1, 1388332288), (2, 694166144), (4, 347083072), (7, 198333184), (8, 173541536), (14, 99166592), (16, 86770768), (28, 49583296), (32, 43385384), (49, 28333312), (56, 24791648), (64, 21692692), (97, 14312704), (98, 14166656), (112, 12395824), (128, 10846346), (163, 8517376), (194, 7156352), (196, 7083328), (224, 6197912), (256, 5423173), (326, 4258688), (343, 4047616), (388, 3578176), (392, 3541664), (448, 3098956), (652, 2129344), (679, 2044672), (686, 2023808), (776, 1789088), (784, 1770832), (896, 1549478), (1141, 1216768), (1304, 1064672), (1358, 1022336), (1372, 1011904), (1552, 894544), (1568, 885416), (1792, 774739), (2282, 608384), (2608, 532336), (2716, 511168), (2744, 505952), (3104, 447272), (3136, 442708), (4564, 304192), (4753, 292096), (5216, 266168), (5432, 255584), (5488, 252976), (6208, 223636), (6272, 221354), (7987, 173824), (9128, 152096), (9506, 146048), (10432, 133084), (10864, 127792), (10976, 126488), (12416, 111818), (12544, 110677), (15811, 87808), (15974, 86912), (18256, 76048), (19012, 73024), (20864, 66542), (21728, 63896), (21952, 63244), (24832, 55909), (31622, 43904), (31948, 43456), (33271, 41728), (36512, 38024)]