About the Number

13489490

13489489 ← → 13489491

2進数表記:110011011101010101010010

漢数字表記:千三百四十八万九千四百九十

素因数分解:

2 1 × 5 1 × 7 1 × 107 1 × 1801 1

素因数の和:1922
約数の個数: 32
約数和(自身を含む): 28024704
約数和(自身を除く): 14535214

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 1801, 3602, 3745, 7490, 9005, 12607, 18010, 25214, 63035, 126070, 192707, 385414, 963535, 1348949, 1927070, 2697898, 6744745, 13489490]

約数ペア:
[(1, 13489490), (2, 6744745), (5, 2697898), (7, 1927070), (10, 1348949), (14, 963535), (35, 385414), (70, 192707), (107, 126070), (214, 63035), (535, 25214), (749, 18010), (1070, 12607), (1498, 9005), (1801, 7490), (3602, 3745)]

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