About the Number

3138990

3138989 ← → 3138991

2進数表記:1011111110010110101110

漢数字表記:三百十三万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 5507 1

素因数の和:5536
約数の個数: 32
約数和(自身を含む): 7931520
約数和(自身を除く): 4792530

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 5507, 11014, 16521, 27535, 33042, 55070, 82605, 104633, 165210, 209266, 313899, 523165, 627798, 1046330, 1569495, 3138990]

約数ペア:
[(1, 3138990), (2, 1569495), (3, 1046330), (5, 627798), (6, 523165), (10, 313899), (15, 209266), (19, 165210), (30, 104633), (38, 82605), (57, 55070), (95, 33042), (114, 27535), (190, 16521), (285, 11014), (570, 5507)]

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