About the Number

128997576

128997575 ← → 128997577

2進数表記:111101100000101100011001000

漢数字表記:一億二千八百九十九万七千五百七十六

素因数分解:

2 3 × 3 3 × 109 1 × 5479 1

素因数の和:5603
約数の個数: 64
約数和(自身を含む): 361680000
約数和(自身を除く): 232682424

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2943, 3924, 5479, 5886, 7848, 10958, 11772, 16437, 21916, 23544, 32874, 43832, 49311, 65748, 98622, 131496, 147933, 197244, 295866, 394488, 591732, 597211, 1183464, 1194422, 1791633, 2388844, 3583266, 4777688, 5374899, 7166532, 10749798, 14333064, 16124697, 21499596, 32249394, 42999192, 64498788, 128997576]

約数ペア:
[(1, 128997576), (2, 64498788), (3, 42999192), (4, 32249394), (6, 21499596), (8, 16124697), (9, 14333064), (12, 10749798), (18, 7166532), (24, 5374899), (27, 4777688), (36, 3583266), (54, 2388844), (72, 1791633), (108, 1194422), (109, 1183464), (216, 597211), (218, 591732), (327, 394488), (436, 295866), (654, 197244), (872, 147933), (981, 131496), (1308, 98622), (1962, 65748), (2616, 49311), (2943, 43832), (3924, 32874), (5479, 23544), (5886, 21916), (7848, 16437), (10958, 11772)]

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