About the Number

61179990

61179989 ← → 61179991

2進数表記:11101001011000100001010110

漢数字表記:六千百十七万九千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 71 1 × 28723 1

素因数の和:28804
約数の個数: 32
約数和(自身を含む): 148905216
約数和(自身を除く): 87725226

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 28723, 57446, 86169, 143615, 172338, 287230, 430845, 861690, 2039333, 4078666, 6117999, 10196665, 12235998, 20393330, 30589995, 61179990]

約数ペア:
[(1, 61179990), (2, 30589995), (3, 20393330), (5, 12235998), (6, 10196665), (10, 6117999), (15, 4078666), (30, 2039333), (71, 861690), (142, 430845), (213, 287230), (355, 172338), (426, 143615), (710, 86169), (1065, 57446), (2130, 28723)]

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