13849405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 17280000

約数和(自身を除く): 3430595

約数列:

[1, 5, 31, 155, 199, 449, 995, 2245, 6169, 13919, 30845, 69595, 89351, 446755, 2769881, 13849405]

約数ペア:

[(1, 13849405), (5, 2769881), (31, 446755), (155, 89351), (199, 69595), (449, 30845), (995, 13919), (2245, 6169)]