13258469

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 16219008

約数和(自身を除く): 2960539

約数列:

[1, 7, 37, 49, 71, 103, 259, 497, 721, 1813, 2627, 3479, 3811, 5047, 7313, 18389, 26677, 51191, 128723, 186739, 270581, 358337, 1894067, 13258469]

約数ペア:

[(1, 13258469), (7, 1894067), (37, 358337), (49, 270581), (71, 186739), (103, 128723), (259, 51191), (497, 26677), (721, 18389), (1813, 7313), (2627, 5047), (3479, 3811)]