13121247

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{479}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 18339840

約数和(自身を除く): 5218593

約数列:

[1, 3, 23, 69, 397, 479, 1191, 1437, 9131, 11017, 27393, 33051, 190163, 570489, 4373749, 13121247]

約数ペア:

[(1, 13121247), (3, 4373749), (23, 570489), (69, 190163), (397, 33051), (479, 27393), (1191, 11017), (1437, 9131)]