221247565

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12227}}^1$

素因数の和:12297

約数の個数: 32

約数和(自身を含む): 338079744

約数和(自身を除く): 116832179

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1645, 2585, 3619, 12227, 18095, 61135, 85589, 134497, 427945, 574669, 672485, 941479, 2873345, 4022683, 4707395, 6321359, 20113415, 31606795, 44249513, 221247565]

約数ペア:

[(1, 221247565), (5, 44249513), (7, 31606795), (11, 20113415), (35, 6321359), (47, 4707395), (55, 4022683), (77, 2873345), (235, 941479), (329, 672485), (385, 574669), (517, 427945), (1645, 134497), (2585, 85589), (3619, 61135), (12227, 18095)]