About the Number

29122008

29122007 ← → 29122009

2進数表記:1101111000101110111011000

漢数字表記:二千九百十二万二千八

素因数分解:

2 3 × 3 1 × 43 1 × 28219 1

素因数の和:28271
約数の個数: 32
約数和(自身を含む): 74500800
約数和(自身を除く): 45378792

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 28219, 56438, 84657, 112876, 169314, 225752, 338628, 677256, 1213417, 2426834, 3640251, 4853668, 7280502, 9707336, 14561004, 29122008]

約数ペア:
[(1, 29122008), (2, 14561004), (3, 9707336), (4, 7280502), (6, 4853668), (8, 3640251), (12, 2426834), (24, 1213417), (43, 677256), (86, 338628), (129, 225752), (172, 169314), (258, 112876), (344, 84657), (516, 56438), (1032, 28219)]

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