About the Number

111989930

111989929 ← → 111989931

2進数表記:110101011001101010010101010

漢数字表記:一億千百九十八万九千九百三十

素因数分解:

2 1 × 5 1 × 13 1 × 577 1 × 1493 1

素因数の和:2090
約数の個数: 32
約数和(自身を含む): 217610064
約数和(自身を除く): 105620134

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 577, 1154, 1493, 2885, 2986, 5770, 7465, 7501, 14930, 15002, 19409, 37505, 38818, 75010, 97045, 194090, 861461, 1722922, 4307305, 8614610, 11198993, 22397986, 55994965, 111989930]

約数ペア:
[(1, 111989930), (2, 55994965), (5, 22397986), (10, 11198993), (13, 8614610), (26, 4307305), (65, 1722922), (130, 861461), (577, 194090), (1154, 97045), (1493, 75010), (2885, 38818), (2986, 37505), (5770, 19409), (7465, 15002), (7501, 14930)]

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