13420293

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 19864128

約数和(自身を除く): 6443835

約数列:

[1, 3, 17, 23, 51, 69, 289, 391, 673, 867, 1173, 2019, 6647, 11441, 15479, 19941, 34323, 46437, 194497, 263143, 583491, 789429, 4473431, 13420293]

約数ペア:

[(1, 13420293), (3, 4473431), (17, 789429), (23, 583491), (51, 263143), (69, 194497), (289, 46437), (391, 34323), (673, 19941), (867, 15479), (1173, 11441), (2019, 6647)]