About the Number

12909450

12909449 ← → 12909451

2進数表記:110001001111101110001010

漢数字表記:千二百九十万九千四百五十

素因数分解:

2 1 × 3 1 × 5 2 × 89 1 × 967 1

素因数の和:1071
約数の個数: 48
約数和(自身を含む): 32408640
約数和(自身を除く): 19499190

約数列:
[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 89, 150, 178, 267, 445, 534, 890, 967, 1335, 1934, 2225, 2670, 2901, 4450, 4835, 5802, 6675, 9670, 13350, 14505, 24175, 29010, 48350, 72525, 86063, 145050, 172126, 258189, 430315, 516378, 860630, 1290945, 2151575, 2581890, 4303150, 6454725, 12909450]

約数ペア:
[(1, 12909450), (2, 6454725), (3, 4303150), (5, 2581890), (6, 2151575), (10, 1290945), (15, 860630), (25, 516378), (30, 430315), (50, 258189), (75, 172126), (89, 145050), (150, 86063), (178, 72525), (267, 48350), (445, 29010), (534, 24175), (890, 14505), (967, 13350), (1335, 9670), (1934, 6675), (2225, 5802), (2670, 4835), (2901, 4450)]

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