About the Number

201420945

201420944 ← → 201420946

2進数表記:1100000000010111000010010001

漢数字表記:二億百四十二万九百四十五

素因数分解:

3 3 × 5 1 × 11 1 × 135637 1

素因数の和:135662
約数の個数: 32
約数和(自身を含む): 390637440
約数和(自身を除く): 189216495

約数列:
[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 135637, 406911, 678185, 1220733, 1492007, 2034555, 3662199, 4476021, 6103665, 7460035, 13428063, 18310995, 22380105, 40284189, 67140315, 201420945]

約数ペア:
[(1, 201420945), (3, 67140315), (5, 40284189), (9, 22380105), (11, 18310995), (15, 13428063), (27, 7460035), (33, 6103665), (45, 4476021), (55, 3662199), (99, 2034555), (135, 1492007), (165, 1220733), (297, 678185), (495, 406911), (1485, 135637)]

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