About the Number

129389748

129389747 ← → 129389749

2進数表記:111101101100101010010110100

漢数字表記:一億二千九百三十八万九千七百四十八

素因数分解:

2 2 × 3 1 × 53 1 × 131 1 × 1553 1

素因数の和:1744
約数の個数: 48
約数和(自身を含む): 310153536
約数和(自身を除く): 180763788

約数列:
[1, 2, 3, 4, 6, 12, 53, 106, 131, 159, 212, 262, 318, 393, 524, 636, 786, 1553, 1572, 3106, 4659, 6212, 6943, 9318, 13886, 18636, 20829, 27772, 41658, 82309, 83316, 164618, 203443, 246927, 329236, 406886, 493854, 610329, 813772, 987708, 1220658, 2441316, 10782479, 21564958, 32347437, 43129916, 64694874, 129389748]

約数ペア:
[(1, 129389748), (2, 64694874), (3, 43129916), (4, 32347437), (6, 21564958), (12, 10782479), (53, 2441316), (106, 1220658), (131, 987708), (159, 813772), (212, 610329), (262, 493854), (318, 406886), (393, 329236), (524, 246927), (636, 203443), (786, 164618), (1553, 83316), (1572, 82309), (3106, 41658), (4659, 27772), (6212, 20829), (6943, 18636), (9318, 13886)]

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