About the Number

129122988

129122987 ← → 129122989

2進数表記:111101100100100001010101100

漢数字表記:一億二千九百十二万二千九百八十八

素因数分解:

2 2 × 3 1 × 3109 1 × 3461 1

素因数の和:6577
約数の個数: 24
約数和(自身を含む): 301470960
約数和(自身を除く): 172347972

約数列:
[1, 2, 3, 4, 6, 12, 3109, 3461, 6218, 6922, 9327, 10383, 12436, 13844, 18654, 20766, 37308, 41532, 10760249, 21520498, 32280747, 43040996, 64561494, 129122988]

約数ペア:
[(1, 129122988), (2, 64561494), (3, 43040996), (4, 32280747), (6, 21520498), (12, 10760249), (3109, 41532), (3461, 37308), (6218, 20766), (6922, 18654), (9327, 13844), (10383, 12436)]

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