About the Number

201389144

201389143 ← → 201389145

2進数表記:1100000000001111010001011000

漢数字表記:二億百三十八万九千百四十四

素因数分解:

2 3 × 11 1 × 31 1 × 73823 1

素因数の和:73871
約数の個数: 32
約数和(自身を含む): 425226240
約数和(自身を除く): 223837096

約数列:
[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 73823, 147646, 295292, 590584, 812053, 1624106, 2288513, 3248212, 4577026, 6496424, 9154052, 18308104, 25173643, 50347286, 100694572, 201389144]

約数ペア:
[(1, 201389144), (2, 100694572), (4, 50347286), (8, 25173643), (11, 18308104), (22, 9154052), (31, 6496424), (44, 4577026), (62, 3248212), (88, 2288513), (124, 1624106), (248, 812053), (341, 590584), (682, 295292), (1364, 147646), (2728, 73823)]

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