About the Number

129458042

129458041 ← → 129458043

2進数表記:111101101110101111101111010

漢数字表記:一億二千九百四十五万八千四十二

素因数分解:

2 1 × 7 1 × 37 1 × 491 1 × 509 1

素因数の和:1046
約数の個数: 32
約数和(自身を含む): 228839040
約数和(自身を除く): 99380998

約数列:
[1, 2, 7, 14, 37, 74, 259, 491, 509, 518, 982, 1018, 3437, 3563, 6874, 7126, 18167, 18833, 36334, 37666, 127169, 131831, 249919, 254338, 263662, 499838, 1749433, 3498866, 9247003, 18494006, 64729021, 129458042]

約数ペア:
[(1, 129458042), (2, 64729021), (7, 18494006), (14, 9247003), (37, 3498866), (74, 1749433), (259, 499838), (491, 263662), (509, 254338), (518, 249919), (982, 131831), (1018, 127169), (3437, 37666), (3563, 36334), (6874, 18833), (7126, 18167)]

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