About the Number

212910724

212910723 ← → 212910725

2進数表記:1100101100001100001010000100

漢数字表記:二億千二百九十一万七百二十四

素因数分解:

2 2 × 13 1 × 23 1 × 67 1 × 2657 1

素因数の和:2764
約数の個数: 48
約数和(自身を含む): 425109888
約数和(自身を除く): 212199164

約数列:
[1, 2, 4, 13, 23, 26, 46, 52, 67, 92, 134, 268, 299, 598, 871, 1196, 1541, 1742, 2657, 3082, 3484, 5314, 6164, 10628, 20033, 34541, 40066, 61111, 69082, 80132, 122222, 138164, 178019, 244444, 356038, 712076, 794443, 1588886, 2314247, 3177772, 4094437, 4628494, 8188874, 9256988, 16377748, 53227681, 106455362, 212910724]

約数ペア:
[(1, 212910724), (2, 106455362), (4, 53227681), (13, 16377748), (23, 9256988), (26, 8188874), (46, 4628494), (52, 4094437), (67, 3177772), (92, 2314247), (134, 1588886), (268, 794443), (299, 712076), (598, 356038), (871, 244444), (1196, 178019), (1541, 138164), (1742, 122222), (2657, 80132), (3082, 69082), (3484, 61111), (5314, 40066), (6164, 34541), (10628, 20033)]

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