About the Number

201317391

201317390 ← → 201317392

2進数表記:1011111111111101110000001111

漢数字表記:二億百三十一万七千三百九十一

素因数分解:

3 2 × 11 1 × 29 1 × 70121 1

素因数の和:70167
約数の個数: 24
約数和(自身を含む): 328170960
約数和(自身を除く): 126853569

約数列:
[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 70121, 210363, 631089, 771331, 2033509, 2313993, 6100527, 6941979, 18301581, 22368599, 67105797, 201317391]

約数ペア:
[(1, 201317391), (3, 67105797), (9, 22368599), (11, 18301581), (29, 6941979), (33, 6100527), (87, 2313993), (99, 2033509), (261, 771331), (319, 631089), (957, 210363), (2871, 70121)]

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