211137528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 632586240

約数和(自身を除く): 421448712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 71, 84, 93, 124, 142, 168, 186, 213, 217, 248, 284, 372, 426, 434, 497, 568, 571, 651, 744, 852, 868, 994, 1142, 1302, 1491, 1704, 1713, 1736, 1988, 2201, 2284, 2604, 2982, 3426, 3976, 3997, 4402, 4568, 5208, 5964, 6603, 6852, 7994, 8804, 11928, 11991, 13206, 13704, 15407, 15988, 17608, 17701, 23982, 26412, 30814, 31976, 35402, 40541, 46221, 47964, 52824, 53103, 61628, 70804, 81082, 92442, 95928, 106206, 121623, 123256, 123907, 141608, 162164, 184884, 212412, 243246, 247814, 283787, 324328, 369768, 371721, 424824, 486492, 495628, 567574, 743442, 851361, 972984, 991256, 1135148, 1256771, 1486884, 1702722, 2270296, 2513542, 2973768, 3405444, 3770313, 5027084, 6810888, 7540626, 8797397, 10054168, 15081252, 17594794, 26392191, 30162504, 35189588, 52784382, 70379176, 105568764, 211137528]

約数ペア:

[(1, 211137528), (2, 105568764), (3, 70379176), (4, 52784382), (6, 35189588), (7, 30162504), (8, 26392191), (12, 17594794), (14, 15081252), (21, 10054168), (24, 8797397), (28, 7540626), (31, 6810888), (42, 5027084), (56, 3770313), (62, 3405444), (71, 2973768), (84, 2513542), (93, 2270296), (124, 1702722), (142, 1486884), (168, 1256771), (186, 1135148), (213, 991256), (217, 972984), (248, 851361), (284, 743442), (372, 567574), (426, 495628), (434, 486492), (497, 424824), (568, 371721), (571, 369768), (651, 324328), (744, 283787), (852, 247814), (868, 243246), (994, 212412), (1142, 184884), (1302, 162164), (1491, 141608), (1704, 123907), (1713, 123256), (1736, 121623), (1988, 106206), (2201, 95928), (2284, 92442), (2604, 81082), (2982, 70804), (3426, 61628), (3976, 53103), (3997, 52824), (4402, 47964), (4568, 46221), (5208, 40541), (5964, 35402), (6603, 31976), (6852, 30814), (7994, 26412), (8804, 23982), (11928, 17701), (11991, 17608), (13206, 15988), (13704, 15407)]