219027208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{3299}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 422532000

約数和(自身を除く): 203504792

約数列:

[1, 2, 4, 8, 43, 86, 172, 193, 344, 386, 772, 1544, 3299, 6598, 8299, 13196, 16598, 26392, 33196, 66392, 141857, 283714, 567428, 636707, 1134856, 1273414, 2546828, 5093656, 27378401, 54756802, 109513604, 219027208]

約数ペア:

[(1, 219027208), (2, 109513604), (4, 54756802), (8, 27378401), (43, 5093656), (86, 2546828), (172, 1273414), (193, 1134856), (344, 636707), (386, 567428), (772, 283714), (1544, 141857), (3299, 66392), (6598, 33196), (8299, 26392), (13196, 16598)]