268528085

素因数分解:

$5^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{2543}}^1$

素因数の和:2993

約数の個数: 24

約数和(自身を含む): 375860736

約数和(自身を除く): 107332651

約数列:

[1, 5, 7, 35, 49, 245, 431, 2155, 2543, 3017, 12715, 15085, 17801, 21119, 89005, 105595, 124607, 623035, 1096033, 5480165, 7672231, 38361155, 53705617, 268528085]

約数ペア:

[(1, 268528085), (5, 53705617), (7, 38361155), (35, 7672231), (49, 5480165), (245, 1096033), (431, 623035), (2155, 124607), (2543, 105595), (3017, 89005), (12715, 21119), (15085, 17801)]