About the Number

131409972

131409971 ← → 131409973

2進数表記:111110101010010100000110100

漢数字表記:一億三千百四十万九千九百七十二

素因数分解:

2 2 × 3 3 × 1216759 1

素因数の和:1216772
約数の個数: 24
約数和(自身を含む): 340692800
約数和(自身を除く): 209282828

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1216759, 2433518, 3650277, 4867036, 7300554, 10950831, 14601108, 21901662, 32852493, 43803324, 65704986, 131409972]

約数ペア:
[(1, 131409972), (2, 65704986), (3, 43803324), (4, 32852493), (6, 21901662), (9, 14601108), (12, 10950831), (18, 7300554), (27, 4867036), (36, 3650277), (54, 2433518), (108, 1216759)]

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