About the Number

207890242

207890241 ← → 207890243

2進数表記:1100011001000010011101000010

漢数字表記:二億七百八十九万二百四十二

素因数分解:

2 1 × 7 3 × 179 1 × 1693 1

素因数の和:1895
約数の個数: 32
約数和(自身を含む): 365904000
約数和(自身を除く): 158013758

約数列:
[1, 2, 7, 14, 49, 98, 179, 343, 358, 686, 1253, 1693, 2506, 3386, 8771, 11851, 17542, 23702, 61397, 82957, 122794, 165914, 303047, 580699, 606094, 1161398, 2121329, 4242658, 14849303, 29698606, 103945121, 207890242]

約数ペア:
[(1, 207890242), (2, 103945121), (7, 29698606), (14, 14849303), (49, 4242658), (98, 2121329), (179, 1161398), (343, 606094), (358, 580699), (686, 303047), (1253, 165914), (1693, 122794), (2506, 82957), (3386, 61397), (8771, 23702), (11851, 17542)]

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