About the Number

201212284

201212283 ← → 201212285

2進数表記:1011111111100100000101111100

漢数字表記:二億百二十一万二千二百八十四

素因数分解:

2 2 × 7 1 × 13 1 × 521 1 × 1061 1

素因数の和:1606
約数の個数: 48
約数和(自身を含む): 434621376
約数和(自身を除く): 233409092

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 521, 1042, 1061, 2084, 2122, 3647, 4244, 6773, 7294, 7427, 13546, 13793, 14588, 14854, 27092, 27586, 29708, 47411, 55172, 94822, 96551, 189644, 193102, 386204, 552781, 1105562, 2211124, 3869467, 7186153, 7738934, 14372306, 15477868, 28744612, 50303071, 100606142, 201212284]

約数ペア:
[(1, 201212284), (2, 100606142), (4, 50303071), (7, 28744612), (13, 15477868), (14, 14372306), (26, 7738934), (28, 7186153), (52, 3869467), (91, 2211124), (182, 1105562), (364, 552781), (521, 386204), (1042, 193102), (1061, 189644), (2084, 96551), (2122, 94822), (3647, 55172), (4244, 47411), (6773, 29708), (7294, 27586), (7427, 27092), (13546, 14854), (13793, 14588)]

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