215251982

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{7351}}^1$

素因数の和:7397

約数の個数: 20

約数和(自身を含む): 355211880

約数和(自身を除く): 139959898

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7351, 14641, 14702, 29282, 80861, 161722, 889471, 1778942, 9784181, 19568362, 107625991, 215251982]

約数ペア:

[(1, 215251982), (2, 107625991), (11, 19568362), (22, 9784181), (121, 1778942), (242, 889471), (1331, 161722), (2662, 80861), (7351, 29282), (14641, 14702)]