About the Number

201049849

201049848 ← → 201049850

2進数表記:1011111110111100011011111001

漢数字表記:二億百四万九千八百四十九

素因数分解:

7 1 × 11 2 × 13 1 × 19 1 × 31 2

素因数の和:123
約数の個数: 72
約数和(自身を含む): 295834560
約数和(自身を除く): 94784711

約数列:
[1, 7, 11, 13, 19, 31, 77, 91, 121, 133, 143, 209, 217, 247, 341, 403, 589, 847, 961, 1001, 1463, 1573, 1729, 2299, 2387, 2717, 2821, 3751, 4123, 4433, 6479, 6727, 7657, 10571, 11011, 12493, 16093, 18259, 19019, 26257, 29887, 31031, 45353, 48763, 53599, 71269, 73997, 84227, 87451, 116281, 127813, 137423, 200849, 209209, 237367, 341341, 498883, 589589, 813967, 926497, 961961, 1405943, 1511653, 1661569, 2209339, 2611037, 6485479, 10581571, 15465373, 18277259, 28721407, 201049849]

約数ペア:
[(1, 201049849), (7, 28721407), (11, 18277259), (13, 15465373), (19, 10581571), (31, 6485479), (77, 2611037), (91, 2209339), (121, 1661569), (133, 1511653), (143, 1405943), (209, 961961), (217, 926497), (247, 813967), (341, 589589), (403, 498883), (589, 341341), (847, 237367), (961, 209209), (1001, 200849), (1463, 137423), (1573, 127813), (1729, 116281), (2299, 87451), (2387, 84227), (2717, 73997), (2821, 71269), (3751, 53599), (4123, 48763), (4433, 45353), (6479, 31031), (6727, 29887), (7657, 26257), (10571, 19019), (11011, 18259), (12493, 16093)]

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