1990263

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 2967552

約数和(自身を除く): 977289

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 1471, 4413, 16181, 48543, 60311, 180933, 663421, 1990263]

約数ペア:

[(1, 1990263), (3, 663421), (11, 180933), (33, 60311), (41, 48543), (123, 16181), (451, 4413), (1353, 1471)]