About the Number

121420124

121420123 ← → 121420125

2進数表記:111001111001011100101011100

漢数字表記:一億二千百四十二万百二十四

素因数分解:

2 2 × 7 1 × 1153 1 × 3761 1

素因数の和:4925
約数の個数: 24
約数和(自身を含む): 243115488
約数和(自身を除く): 121695364

約数列:
[1, 2, 4, 7, 14, 28, 1153, 2306, 3761, 4612, 7522, 8071, 15044, 16142, 26327, 32284, 52654, 105308, 4336433, 8672866, 17345732, 30355031, 60710062, 121420124]

約数ペア:
[(1, 121420124), (2, 60710062), (4, 30355031), (7, 17345732), (14, 8672866), (28, 4336433), (1153, 105308), (2306, 52654), (3761, 32284), (4612, 26327), (7522, 16142), (8071, 15044)]

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