138322405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{25639}}^1$

素因数の和:25740

約数の個数: 16

約数和(自身を含む): 180915840

約数和(自身を除く): 42593435

約数列:

[1, 5, 13, 65, 83, 415, 1079, 5395, 25639, 128195, 333307, 1666535, 2128037, 10640185, 27664481, 138322405]

約数ペア:

[(1, 138322405), (5, 27664481), (13, 10640185), (65, 2128037), (83, 1666535), (415, 333307), (1079, 128195), (5395, 25639)]