About the Number

138686988

138686987 ← → 138686989

2進数表記:1000010001000011001000001100

漢数字表記:一億三千八百六十八万六千九百八十八

素因数分解:

2 2 × 3 1 × 11 1 × 281 1 × 3739 1

素因数の和:4038
約数の個数: 48
約数和(自身を含む): 354372480
約数和(自身を除く): 215685492

約数列:
[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 281, 562, 843, 1124, 1686, 3091, 3372, 3739, 6182, 7478, 9273, 11217, 12364, 14956, 18546, 22434, 37092, 41129, 44868, 82258, 123387, 164516, 246774, 493548, 1050659, 2101318, 3151977, 4202636, 6303954, 11557249, 12607908, 23114498, 34671747, 46228996, 69343494, 138686988]

約数ペア:
[(1, 138686988), (2, 69343494), (3, 46228996), (4, 34671747), (6, 23114498), (11, 12607908), (12, 11557249), (22, 6303954), (33, 4202636), (44, 3151977), (66, 2101318), (132, 1050659), (281, 493548), (562, 246774), (843, 164516), (1124, 123387), (1686, 82258), (3091, 44868), (3372, 41129), (3739, 37092), (6182, 22434), (7478, 18546), (9273, 14956), (11217, 12364)]

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