About the Number

123428688

123428687 ← → 123428689

2進数表記:111010110110101111101010000

漢数字表記:一億二千三百四十二万八千六百八十八

素因数分解:

2 4 × 3 1 × 281 1 × 9151 1

素因数の和:9443
約数の個数: 40
約数和(自身を含む): 320027136
約数和(自身を除く): 196598448

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 281, 562, 843, 1124, 1686, 2248, 3372, 4496, 6744, 9151, 13488, 18302, 27453, 36604, 54906, 73208, 109812, 146416, 219624, 439248, 2571431, 5142862, 7714293, 10285724, 15428586, 20571448, 30857172, 41142896, 61714344, 123428688]

約数ペア:
[(1, 123428688), (2, 61714344), (3, 41142896), (4, 30857172), (6, 20571448), (8, 15428586), (12, 10285724), (16, 7714293), (24, 5142862), (48, 2571431), (281, 439248), (562, 219624), (843, 146416), (1124, 109812), (1686, 73208), (2248, 54906), (3372, 36604), (4496, 27453), (6744, 18302), (9151, 13488)]

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