About the Number

289130149

289130148 ← → 289130150

2進数表記:10001001110111100011010100101

漢数字表記:二億八千九百十三万百四十九

素因数分解:

7 1 × 11 1 × 31 1 × 59 1 × 2053 1

素因数の和:2161
約数の個数: 32
約数和(自身を含む): 378593280
約数和(自身を除く): 89463131

約数列:
[1, 7, 11, 31, 59, 77, 217, 341, 413, 649, 1829, 2053, 2387, 4543, 12803, 14371, 20119, 22583, 63643, 121127, 140833, 158081, 445501, 700073, 847889, 1332397, 3754937, 4900511, 9326779, 26284559, 41304307, 289130149]

約数ペア:
[(1, 289130149), (7, 41304307), (11, 26284559), (31, 9326779), (59, 4900511), (77, 3754937), (217, 1332397), (341, 847889), (413, 700073), (649, 445501), (1829, 158081), (2053, 140833), (2387, 121127), (4543, 63643), (12803, 22583), (14371, 20119)]

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