81042577

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{17839}}^1$

素因数の和:17916

約数の個数: 16

約数和(自身を含む): 102758400

約数和(自身を除く): 21715823

約数列:

[1, 7, 11, 59, 77, 413, 649, 4543, 17839, 124873, 196229, 1052501, 1373603, 7367507, 11577511, 81042577]

約数ペア:

[(1, 81042577), (7, 11577511), (11, 7367507), (59, 1373603), (77, 1052501), (413, 196229), (649, 124873), (4543, 17839)]