About the Number

201670989

201670988 ← → 201670990

2進数表記:1100000001010100000101001101

漢数字表記:二億百六十七万九百八十九

素因数分解:

3 1 × 13 1 × 43 1 × 53 1 × 2269 1

素因数の和:2381
約数の個数: 32
約数和(自身を含む): 302037120
約数和(自身を除く): 100366131

約数列:
[1, 3, 13, 39, 43, 53, 129, 159, 559, 689, 1677, 2067, 2269, 2279, 6807, 6837, 29497, 29627, 88491, 88881, 97567, 120257, 292701, 360771, 1268371, 1563341, 3805113, 4690023, 5171051, 15513153, 67223663, 201670989]

約数ペア:
[(1, 201670989), (3, 67223663), (13, 15513153), (39, 5171051), (43, 4690023), (53, 3805113), (129, 1563341), (159, 1268371), (559, 360771), (689, 292701), (1677, 120257), (2067, 97567), (2269, 88881), (2279, 88491), (6807, 29627), (6837, 29497)]

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