About the Number

117895890

117895889 ← → 117895891

2進数表記:111000001101111001011010010

漢数字表記:一億千七百八十九万五千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 561409 1

素因数の和:561426
約数の個数: 32
約数和(自身を含む): 323372160
約数和(自身を除く): 205476270

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 561409, 1122818, 1684227, 2807045, 3368454, 3929863, 5614090, 7859726, 8421135, 11789589, 16842270, 19649315, 23579178, 39298630, 58947945, 117895890]

約数ペア:
[(1, 117895890), (2, 58947945), (3, 39298630), (5, 23579178), (6, 19649315), (7, 16842270), (10, 11789589), (14, 8421135), (15, 7859726), (21, 5614090), (30, 3929863), (35, 3368454), (42, 2807045), (70, 1684227), (105, 1122818), (210, 561409)]

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