About the Number

2009231649

2009231648 ← → 2009231650

2進数表記:1110111110000100111000100100001

漢数字表記:二十億九百二十三万千六百四十九

素因数分解:

3 5 × 17 1 × 486379 1

素因数の和:486411
約数の個数: 24
約数和(自身を含む): 3186761760
約数和(自身を除く): 1177530111

約数列:
[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 486379, 1459137, 4377411, 8268443, 13132233, 24805329, 39396699, 74415987, 118190097, 223247961, 669743883, 2009231649]

約数ペア:
[(1, 2009231649), (3, 669743883), (9, 223247961), (17, 118190097), (27, 74415987), (51, 39396699), (81, 24805329), (153, 13132233), (243, 8268443), (459, 4377411), (1377, 1459137), (4131, 486379)]

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