4084405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2027}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 5451264

約数和(自身を除く): 1366859

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 2027, 10135, 26351, 62837, 131755, 314185, 816881, 4084405]

約数ペア:

[(1, 4084405), (5, 816881), (13, 314185), (31, 131755), (65, 62837), (155, 26351), (403, 10135), (2015, 2027)]