About the Number

201205172

201205171 ← → 201205173

2進数表記:1011111111100010010110110100

漢数字表記:二億百二十万五千百七十二

素因数分解:

2 2 × 7 3 × 53 1 × 2767 1

素因数の和:2845
約数の個数: 48
約数和(自身を含む): 418521600
約数和(自身を除く): 217316428

約数列:
[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 2597, 2767, 5194, 5534, 10388, 11068, 18179, 19369, 36358, 38738, 72716, 77476, 135583, 146651, 271166, 293302, 542332, 586604, 949081, 1026557, 1898162, 2053114, 3796324, 4106228, 7185899, 14371798, 28743596, 50301293, 100602586, 201205172]

約数ペア:
[(1, 201205172), (2, 100602586), (4, 50301293), (7, 28743596), (14, 14371798), (28, 7185899), (49, 4106228), (53, 3796324), (98, 2053114), (106, 1898162), (196, 1026557), (212, 949081), (343, 586604), (371, 542332), (686, 293302), (742, 271166), (1372, 146651), (1484, 135583), (2597, 77476), (2767, 72716), (5194, 38738), (5534, 36358), (10388, 19369), (11068, 18179)]

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