266202293

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 332006400

約数和(自身を除く): 65804107

約数列:

[1, 7, 19, 43, 89, 133, 301, 523, 623, 817, 1691, 3661, 3827, 5719, 9937, 11837, 22489, 26789, 46547, 69559, 72713, 157423, 325829, 427291, 508991, 884393, 2001521, 2991037, 6190751, 14010647, 38028899, 266202293]

約数ペア:

[(1, 266202293), (7, 38028899), (19, 14010647), (43, 6190751), (89, 2991037), (133, 2001521), (301, 884393), (523, 508991), (623, 427291), (817, 325829), (1691, 157423), (3661, 72713), (3827, 69559), (5719, 46547), (9937, 26789), (11837, 22489)]