279969277

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2701

約数の個数: 32

約数和(自身を含む): 361912320

約数和(自身を除く): 81943043

約数列:

[1, 7, 17, 29, 31, 119, 203, 217, 493, 527, 899, 2617, 3451, 3689, 6293, 15283, 18319, 44489, 75893, 81127, 106981, 311423, 531251, 567889, 1290181, 1379159, 2352683, 9031267, 9654113, 16468781, 39995611, 279969277]

約数ペア:

[(1, 279969277), (7, 39995611), (17, 16468781), (29, 9654113), (31, 9031267), (119, 2352683), (203, 1379159), (217, 1290181), (493, 567889), (527, 531251), (899, 311423), (2617, 106981), (3451, 81127), (3689, 75893), (6293, 44489), (15283, 18319)]