About the Number

13091090

13091089 ← → 13091091

2進数表記:110001111100000100010010

漢数字表記:千三百九万千九十

素因数分解:

2 1 × 5 1 × 73 1 × 79 1 × 227 1

素因数の和:386
約数の個数: 32
約数和(自身を含む): 24295680
約数和(自身を除く): 11204590

約数列:
[1, 2, 5, 10, 73, 79, 146, 158, 227, 365, 395, 454, 730, 790, 1135, 2270, 5767, 11534, 16571, 17933, 28835, 33142, 35866, 57670, 82855, 89665, 165710, 179330, 1309109, 2618218, 6545545, 13091090]

約数ペア:
[(1, 13091090), (2, 6545545), (5, 2618218), (10, 1309109), (73, 179330), (79, 165710), (146, 89665), (158, 82855), (227, 57670), (365, 35866), (395, 33142), (454, 28835), (730, 17933), (790, 16571), (1135, 11534), (2270, 5767)]

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