About the Number

201408081

201408080 ← → 201408082

2進数表記:1100000000010011111001010001

漢数字表記:二億百四十万八千八十一

素因数分解:

3 1 × 7 2 × 139 1 × 9857 1

素因数の和:10013
約数の個数: 24
約数和(自身を含む): 314667360
約数和(自身を除く): 113259279

約数列:
[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 9857, 20433, 29571, 68999, 206997, 482993, 1370123, 1448979, 4110369, 9590861, 28772583, 67136027, 201408081]

約数ペア:
[(1, 201408081), (3, 67136027), (7, 28772583), (21, 9590861), (49, 4110369), (139, 1448979), (147, 1370123), (417, 482993), (973, 206997), (2919, 68999), (6811, 29571), (9857, 20433)]

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