About the Number

129397768

129397767 ← → 129397769

2進数表記:111101101100111010000001000

漢数字表記:一億二千九百三十九万七千七百六十八

素因数分解:

2 3 × 29 1 × 47 1 × 11867 1

素因数の和:11949
約数の個数: 32
約数和(自身を含む): 256348800
約数和(自身を除く): 126951032

約数列:
[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 232, 376, 1363, 2726, 5452, 10904, 11867, 23734, 47468, 94936, 344143, 557749, 688286, 1115498, 1376572, 2230996, 2753144, 4461992, 16174721, 32349442, 64698884, 129397768]

約数ペア:
[(1, 129397768), (2, 64698884), (4, 32349442), (8, 16174721), (29, 4461992), (47, 2753144), (58, 2230996), (94, 1376572), (116, 1115498), (188, 688286), (232, 557749), (376, 344143), (1363, 94936), (2726, 47468), (5452, 23734), (10904, 11867)]

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