About the Number

85006989

85006988 ← → 85006990

2進数表記:101000100010001101010001101

漢数字表記:八千五百万六千九百八十九

素因数分解:

3 5 × 353 1 × 991 1

素因数の和:1359
約数の個数: 24
約数和(自身を含む): 127825152
約数和(自身を除く): 42818163

約数列:
[1, 3, 9, 27, 81, 243, 353, 991, 1059, 2973, 3177, 8919, 9531, 26757, 28593, 80271, 85779, 240813, 349823, 1049469, 3148407, 9445221, 28335663, 85006989]

約数ペア:
[(1, 85006989), (3, 28335663), (9, 9445221), (27, 3148407), (81, 1049469), (243, 349823), (353, 240813), (991, 85779), (1059, 80271), (2973, 28593), (3177, 26757), (8919, 9531)]

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