About the Number

129055208

129055207 ← → 129055209

2進数表記:111101100010011100111101000

漢数字表記:一億二千九百五万五千二百八

素因数分解:

2 3 × 23 1 × 41 1 × 17107 1

素因数の和:17177
約数の個数: 32
約数和(自身を含む): 258672960
約数和(自身を除く): 129617752

約数列:
[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 3772, 7544, 17107, 34214, 68428, 136856, 393461, 701387, 786922, 1402774, 1573844, 2805548, 3147688, 5611096, 16131901, 32263802, 64527604, 129055208]

約数ペア:
[(1, 129055208), (2, 64527604), (4, 32263802), (8, 16131901), (23, 5611096), (41, 3147688), (46, 2805548), (82, 1573844), (92, 1402774), (164, 786922), (184, 701387), (328, 393461), (943, 136856), (1886, 68428), (3772, 34214), (7544, 17107)]

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