About the Number

121980292

121980291 ← → 121980293

2進数表記:111010001010100010110000100

漢数字表記:一億二千百九十八万二百九十二

素因数分解:

2 2 × 7 1 × 607 1 × 7177 1

素因数の和:7795
約数の個数: 24
約数和(自身を含む): 244396544
約数和(自身を除く): 122416252

約数列:
[1, 2, 4, 7, 14, 28, 607, 1214, 2428, 4249, 7177, 8498, 14354, 16996, 28708, 50239, 100478, 200956, 4356439, 8712878, 17425756, 30495073, 60990146, 121980292]

約数ペア:
[(1, 121980292), (2, 60990146), (4, 30495073), (7, 17425756), (14, 8712878), (28, 4356439), (607, 200956), (1214, 100478), (2428, 50239), (4249, 28708), (7177, 16996), (8498, 14354)]

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