About the Number

129809730

129809729 ← → 129809731

2進数表記:111101111001011110101000010

漢数字表記:一億二千九百八十万九千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 4326991 1

素因数の和:4327001
約数の個数: 16
約数和(自身を含む): 311543424
約数和(自身を除く): 181733694

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 4326991, 8653982, 12980973, 21634955, 25961946, 43269910, 64904865, 129809730]

約数ペア:
[(1, 129809730), (2, 64904865), (3, 43269910), (5, 25961946), (6, 21634955), (10, 12980973), (15, 8653982), (30, 4326991)]

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