16109405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1783}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 20979840

約数和(自身を除く): 4870435

約数列:

[1, 5, 13, 65, 139, 695, 1783, 1807, 8915, 9035, 23179, 115895, 247837, 1239185, 3221881, 16109405]

約数ペア:

[(1, 16109405), (5, 3221881), (13, 1239185), (65, 247837), (139, 115895), (695, 23179), (1783, 9035), (1807, 8915)]