About the Number

121140908

121140907 ← → 121140909

2進数表記:111001110000111011010101100

漢数字表記:一億二千百十四万九百八

素因数分解:

2 2 × 7 1 × 23 1 × 188107 1

素因数の和:188141
約数の個数: 24
約数和(自身を含む): 252817152
約数和(自身を除く): 131676244

約数列:
[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 188107, 376214, 752428, 1316749, 2633498, 4326461, 5266996, 8652922, 17305844, 30285227, 60570454, 121140908]

約数ペア:
[(1, 121140908), (2, 60570454), (4, 30285227), (7, 17305844), (14, 8652922), (23, 5266996), (28, 4326461), (46, 2633498), (92, 1316749), (161, 752428), (322, 376214), (644, 188107)]

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