About the Number

201712970

201712969 ← → 201712971

2進数表記:1100000001011110010101001010

漢数字表記:二億百七十一万二千九百七十

素因数分解:

2 1 × 5 1 × 31 1 × 61 1 × 10667 1

素因数の和:10766
約数の個数: 32
約数和(自身を含む): 380975616
約数和(自身を除く): 179262646

約数列:
[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 9455, 10667, 18910, 21334, 53335, 106670, 330677, 650687, 661354, 1301374, 1653385, 3253435, 3306770, 6506870, 20171297, 40342594, 100856485, 201712970]

約数ペア:
[(1, 201712970), (2, 100856485), (5, 40342594), (10, 20171297), (31, 6506870), (61, 3306770), (62, 3253435), (122, 1653385), (155, 1301374), (305, 661354), (310, 650687), (610, 330677), (1891, 106670), (3782, 53335), (9455, 21334), (10667, 18910)]

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