57107281

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 72317952

約数和(自身を除く): 15210671

約数列:

[1, 7, 11, 77, 121, 191, 353, 847, 1337, 2101, 2471, 3883, 14707, 23111, 27181, 42713, 67423, 161777, 298991, 471961, 741653, 5191571, 8158183, 57107281]

約数ペア:

[(1, 57107281), (7, 8158183), (11, 5191571), (77, 741653), (121, 471961), (191, 298991), (353, 161777), (847, 67423), (1337, 42713), (2101, 27181), (2471, 23111), (3883, 14707)]