About the Number

129384772

129384771 ← → 129384773

2進数表記:111101101100100000101000100

漢数字表記:一億二千九百三十八万四千七百七十二

素因数分解:

2 2 × 11 1 × 67 1 × 43889 1

素因数の和:43971
約数の個数: 24
約数和(自身を含む): 250699680
約数和(自身を除く): 121314908

約数列:
[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 43889, 87778, 175556, 482779, 965558, 1931116, 2940563, 5881126, 11762252, 32346193, 64692386, 129384772]

約数ペア:
[(1, 129384772), (2, 64692386), (4, 32346193), (11, 11762252), (22, 5881126), (44, 2940563), (67, 1931116), (134, 965558), (268, 482779), (737, 175556), (1474, 87778), (2948, 43889)]

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