394492

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 803936

約数和(自身を除く): 409444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 193, 292, 386, 511, 772, 1022, 1351, 2044, 2702, 5404, 14089, 28178, 56356, 98623, 197246, 394492]

約数ペア:

[(1, 394492), (2, 197246), (4, 98623), (7, 56356), (14, 28178), (28, 14089), (73, 5404), (146, 2702), (193, 2044), (292, 1351), (386, 1022), (511, 772)]