About the Number

28172004

28172003 ← → 28172005

2進数表記:1101011011101111011100100

漢数字表記:二千八百十七万二千四

素因数分解:

2 2 × 3 1 × 7 1 × 335381 1

素因数の和:335395
約数の個数: 24
約数和(自身を含む): 75125568
約数和(自身を除く): 46953564

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 335381, 670762, 1006143, 1341524, 2012286, 2347667, 4024572, 4695334, 7043001, 9390668, 14086002, 28172004]

約数ペア:
[(1, 28172004), (2, 14086002), (3, 9390668), (4, 7043001), (6, 4695334), (7, 4024572), (12, 2347667), (14, 2012286), (21, 1341524), (28, 1006143), (42, 670762), (84, 335381)]

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