About the Number

12001288

12001287 ← → 12001289

2進数表記:101101110010000000001000

漢数字表記:千二百万千二百八十八

素因数分解:

2 3 × 13 1 × 167 1 × 691 1

素因数の和:877
約数の個数: 32
約数和(自身を含む): 24413760
約数和(自身を除く): 12412472

約数列:
[1, 2, 4, 8, 13, 26, 52, 104, 167, 334, 668, 691, 1336, 1382, 2171, 2764, 4342, 5528, 8684, 8983, 17368, 17966, 35932, 71864, 115397, 230794, 461588, 923176, 1500161, 3000322, 6000644, 12001288]

約数ペア:
[(1, 12001288), (2, 6000644), (4, 3000322), (8, 1500161), (13, 923176), (26, 461588), (52, 230794), (104, 115397), (167, 71864), (334, 35932), (668, 17966), (691, 17368), (1336, 8983), (1382, 8684), (2171, 5528), (2764, 4342)]

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