27181728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 89893440

約数和(自身を除く): 62711712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 97, 112, 126, 139, 144, 168, 194, 224, 252, 278, 288, 291, 336, 388, 417, 504, 556, 582, 672, 679, 776, 834, 873, 973, 1008, 1112, 1164, 1251, 1358, 1552, 1668, 1746, 1946, 2016, 2037, 2224, 2328, 2502, 2716, 2919, 3104, 3336, 3492, 3892, 4074, 4448, 4656, 5004, 5432, 5838, 6111, 6672, 6984, 7784, 8148, 8757, 9312, 10008, 10864, 11676, 12222, 13344, 13483, 13968, 15568, 16296, 17514, 20016, 21728, 23352, 24444, 26966, 27936, 31136, 32592, 35028, 40032, 40449, 46704, 48888, 53932, 65184, 70056, 80898, 93408, 94381, 97776, 107864, 121347, 140112, 161796, 188762, 195552, 215728, 242694, 280224, 283143, 323592, 377524, 431456, 485388, 566286, 647184, 755048, 849429, 970776, 1132572, 1294368, 1510096, 1698858, 1941552, 2265144, 3020192, 3397716, 3883104, 4530288, 6795432, 9060576, 13590864, 27181728]

約数ペア:

[(1, 27181728), (2, 13590864), (3, 9060576), (4, 6795432), (6, 4530288), (7, 3883104), (8, 3397716), (9, 3020192), (12, 2265144), (14, 1941552), (16, 1698858), (18, 1510096), (21, 1294368), (24, 1132572), (28, 970776), (32, 849429), (36, 755048), (42, 647184), (48, 566286), (56, 485388), (63, 431456), (72, 377524), (84, 323592), (96, 283143), (97, 280224), (112, 242694), (126, 215728), (139, 195552), (144, 188762), (168, 161796), (194, 140112), (224, 121347), (252, 107864), (278, 97776), (288, 94381), (291, 93408), (336, 80898), (388, 70056), (417, 65184), (504, 53932), (556, 48888), (582, 46704), (672, 40449), (679, 40032), (776, 35028), (834, 32592), (873, 31136), (973, 27936), (1008, 26966), (1112, 24444), (1164, 23352), (1251, 21728), (1358, 20016), (1552, 17514), (1668, 16296), (1746, 15568), (1946, 13968), (2016, 13483), (2037, 13344), (2224, 12222), (2328, 11676), (2502, 10864), (2716, 10008), (2919, 9312), (3104, 8757), (3336, 8148), (3492, 7784), (3892, 6984), (4074, 6672), (4448, 6111), (4656, 5838), (5004, 5432)]