About the Number

121439290

121439289 ← → 121439291

2進数表記:111001111010000010000111010

漢数字表記:一億二千百四十三万九千二百九十

素因数分解:

2 1 × 5 1 × 7 1 × 503 1 × 3449 1

素因数の和:3966
約数の個数: 32
約数和(自身を含む): 250387200
約数和(自身を除く): 128947910

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 503, 1006, 2515, 3449, 3521, 5030, 6898, 7042, 17245, 17605, 24143, 34490, 35210, 48286, 120715, 241430, 1734847, 3469694, 8674235, 12143929, 17348470, 24287858, 60719645, 121439290]

約数ペア:
[(1, 121439290), (2, 60719645), (5, 24287858), (7, 17348470), (10, 12143929), (14, 8674235), (35, 3469694), (70, 1734847), (503, 241430), (1006, 120715), (2515, 48286), (3449, 35210), (3521, 34490), (5030, 24143), (6898, 17605), (7042, 17245)]

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