About the Number

1330231988

1330231987 ← → 1330231989

2進数表記:1001111010010011011101010110100

漢数字表記:十三億三千二十三万千九百八十八

素因数分解:

2 2 × 73 1 × 181 1 × 25169 1

素因数の和:25427
約数の個数: 24
約数和(自身を含む): 2372926920
約数和(自身を除く): 1042694932

約数列:
[1, 2, 4, 73, 146, 181, 292, 362, 724, 13213, 25169, 26426, 50338, 52852, 100676, 1837337, 3674674, 4555589, 7349348, 9111178, 18222356, 332557997, 665115994, 1330231988]

約数ペア:
[(1, 1330231988), (2, 665115994), (4, 332557997), (73, 18222356), (146, 9111178), (181, 7349348), (292, 4555589), (362, 3674674), (724, 1837337), (13213, 100676), (25169, 52852), (26426, 50338)]

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