28005087187

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{106877}}^1$

素因数の和:107019

約数の個数: 32

約数和(自身を含む): 36198296064

約数和(自身を除く): 8193208877

約数列:

[1, 7, 11, 41, 77, 83, 287, 451, 581, 913, 3157, 3403, 6391, 23821, 37433, 106877, 262031, 748139, 1175647, 4381957, 8229529, 8870791, 30673699, 48201527, 62095537, 97578701, 337410689, 363702431, 683050907, 2545917017, 4000726741, 28005087187]

約数ペア:

[(1, 28005087187), (7, 4000726741), (11, 2545917017), (41, 683050907), (77, 363702431), (83, 337410689), (287, 97578701), (451, 62095537), (581, 48201527), (913, 30673699), (3157, 8870791), (3403, 8229529), (6391, 4381957), (23821, 1175647), (37433, 748139), (106877, 262031)]