13919405

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 17107200

約数和(自身を除く): 3187795

約数列:

[1, 5, 79, 131, 269, 395, 655, 1345, 10349, 21251, 35239, 51745, 106255, 176195, 2783881, 13919405]

約数ペア:

[(1, 13919405), (5, 2783881), (79, 176195), (131, 106255), (269, 51745), (395, 35239), (655, 21251), (1345, 10349)]