39856205

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 51352704

約数和(自身を除く): 11496499

約数列:

[1, 5, 19, 71, 95, 311, 355, 361, 1349, 1555, 1805, 5909, 6745, 22081, 25631, 29545, 110405, 112271, 128155, 419539, 561355, 2097695, 7971241, 39856205]

約数ペア:

[(1, 39856205), (5, 7971241), (19, 2097695), (71, 561355), (95, 419539), (311, 128155), (355, 112271), (361, 110405), (1349, 29545), (1555, 25631), (1805, 22081), (5909, 6745)]