About the Number

1293531989

1293531988 ← → 1293531990

2進数表記:1001101000110011011101101010101

漢数字表記:十二億九千三百五十三万千九百八十九

素因数分解:

17 1 × 19 1 × 59 1 × 103 1 × 659 1

素因数の和:857
約数の個数: 32
約数和(自身を含む): 1482624000
約数和(自身を除く): 189092011

約数列:
[1, 17, 19, 59, 103, 323, 659, 1003, 1121, 1751, 1957, 6077, 11203, 12521, 19057, 33269, 38881, 67877, 103309, 115463, 212857, 660977, 738739, 1153909, 1289663, 1962871, 4004743, 12558563, 21924271, 68080631, 76090117, 1293531989]

約数ペア:
[(1, 1293531989), (17, 76090117), (19, 68080631), (59, 21924271), (103, 12558563), (323, 4004743), (659, 1962871), (1003, 1289663), (1121, 1153909), (1751, 738739), (1957, 660977), (6077, 212857), (11203, 115463), (12521, 103309), (19057, 67877), (33269, 38881)]

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