About the Number

128762942

128762941 ← → 128762943

2進数表記:111101011001100010000111110

漢数字表記:一億二千八百七十六万二千九百四十二

素因数分解:

2 1 × 7 1 × 11 1 × 433 1 × 1931 1

素因数の和:2384
約数の個数: 32
約数和(自身を含む): 241484544
約数和(自身を除く): 112721602

約数列:
[1, 2, 7, 11, 14, 22, 77, 154, 433, 866, 1931, 3031, 3862, 4763, 6062, 9526, 13517, 21241, 27034, 33341, 42482, 66682, 148687, 297374, 836123, 1672246, 5852861, 9197353, 11705722, 18394706, 64381471, 128762942]

約数ペア:
[(1, 128762942), (2, 64381471), (7, 18394706), (11, 11705722), (14, 9197353), (22, 5852861), (77, 1672246), (154, 836123), (433, 297374), (866, 148687), (1931, 66682), (3031, 42482), (3862, 33341), (4763, 27034), (6062, 21241), (9526, 13517)]

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