289316906

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 450717696

約数和(自身を除く): 161400790

約数列:

[1, 2, 71, 103, 131, 142, 151, 206, 262, 302, 7313, 9301, 10721, 13493, 14626, 15553, 18602, 19781, 21442, 26986, 31106, 39562, 958003, 1104263, 1404451, 1916006, 2037443, 2208526, 2808902, 4074886, 144658453, 289316906]

約数ペア:

[(1, 289316906), (2, 144658453), (71, 4074886), (103, 2808902), (131, 2208526), (142, 2037443), (151, 1916006), (206, 1404451), (262, 1104263), (302, 958003), (7313, 39562), (9301, 31106), (10721, 26986), (13493, 21442), (14626, 19781), (15553, 18602)]