16340779

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 21315840

約数和(自身を除く): 4975061

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 727, 1183, 1729, 3211, 5089, 9451, 13813, 22477, 66157, 96691, 122863, 179569, 860041, 1256983, 2334397, 16340779]

約数ペア:

[(1, 16340779), (7, 2334397), (13, 1256983), (19, 860041), (91, 179569), (133, 122863), (169, 96691), (247, 66157), (727, 22477), (1183, 13813), (1729, 9451), (3211, 5089)]