About the Number

390512642

390512641 ← → 390512643

2進数表記:10111010001101100000000000010

漢数字表記:三億九千五十一万二千六百四十二

素因数分解:

2 1 × 13 1 × 31 1 × 79 1 × 6133 1

素因数の和:6258
約数の個数: 32
約数和(自身を含む): 659527680
約数和(自身を除く): 269015038

約数列:
[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 2054, 2449, 4898, 6133, 12266, 31837, 63674, 79729, 159458, 190123, 380246, 484507, 969014, 2471599, 4943198, 6298591, 12597182, 15019717, 30039434, 195256321, 390512642]

約数ペア:
[(1, 390512642), (2, 195256321), (13, 30039434), (26, 15019717), (31, 12597182), (62, 6298591), (79, 4943198), (158, 2471599), (403, 969014), (806, 484507), (1027, 380246), (2054, 190123), (2449, 159458), (4898, 79729), (6133, 63674), (12266, 31837)]

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