About the Number

200808321

200808320 ← → 200808322

2進数表記:1011111110000001011110000001

漢数字表記:二億八十万八千三百二十一

素因数分解:

3 1 × 7 3 × 19 1 × 10271 1

素因数の和:10314
約数の個数: 32
約数和(自身を含む): 328704000
約数和(自身を除く): 127895679

約数列:
[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 10271, 19551, 30813, 71897, 195149, 215691, 503279, 585447, 1366043, 1509837, 3522953, 4098129, 9562301, 10568859, 28686903, 66936107, 200808321]

約数ペア:
[(1, 200808321), (3, 66936107), (7, 28686903), (19, 10568859), (21, 9562301), (49, 4098129), (57, 3522953), (133, 1509837), (147, 1366043), (343, 585447), (399, 503279), (931, 215691), (1029, 195149), (2793, 71897), (6517, 30813), (10271, 19551)]

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