About the Number

201480489

201480488 ← → 201480490

2進数表記:1100000000100101100100101001

漢数字表記:二億百四十八万四百八十九

素因数分解:

3 2 × 7 1 × 131 1 × 24413 1

素因数の和:24557
約数の個数: 24
約数和(自身を含む): 335155392
約数和(自身を除く): 133674903

約数列:
[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 24413, 73239, 170891, 219717, 512673, 1538019, 3198103, 9594309, 22386721, 28782927, 67160163, 201480489]

約数ペア:
[(1, 201480489), (3, 67160163), (7, 28782927), (9, 22386721), (21, 9594309), (63, 3198103), (131, 1538019), (393, 512673), (917, 219717), (1179, 170891), (2751, 73239), (8253, 24413)]

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