About the Number

139771248

139771247 ← → 139771249

2進数表記:1000010101001011110101110000

漢数字表記:一億三千九百七十七万千二百四十八

素因数分解:

2 4 × 3 1 × 2911901 1

素因数の和:2911912
約数の個数: 20
約数和(自身を含む): 361075848
約数和(自身を除く): 221304600

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2911901, 5823802, 8735703, 11647604, 17471406, 23295208, 34942812, 46590416, 69885624, 139771248]

約数ペア:
[(1, 139771248), (2, 69885624), (3, 46590416), (4, 34942812), (6, 23295208), (8, 17471406), (12, 11647604), (16, 8735703), (24, 5823802), (48, 2911901)]

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