About the Number

131330490

131330489 ← → 131330491

2進数表記:111110100111111000110111010

漢数字表記:一億三千百三十三万四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 1789 1 × 2447 1

素因数の和:4246
約数の個数: 32
約数和(自身を含む): 315498240
約数和(自身を除く): 184167750

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 1789, 2447, 3578, 4894, 5367, 7341, 8945, 10734, 12235, 14682, 17890, 24470, 26835, 36705, 53670, 73410, 4377683, 8755366, 13133049, 21888415, 26266098, 43776830, 65665245, 131330490]

約数ペア:
[(1, 131330490), (2, 65665245), (3, 43776830), (5, 26266098), (6, 21888415), (10, 13133049), (15, 8755366), (30, 4377683), (1789, 73410), (2447, 53670), (3578, 36705), (4894, 26835), (5367, 24470), (7341, 17890), (8945, 14682), (10734, 12235)]

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