217420412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{290669}}^1$

素因数の和:290701

約数の個数: 24

約数和(自身を含む): 439493040

約数和(自身を除く): 222072628

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 290669, 581338, 1162676, 3197359, 4941373, 6394718, 9882746, 12789436, 19765492, 54355103, 108710206, 217420412]

約数ペア:

[(1, 217420412), (2, 108710206), (4, 54355103), (11, 19765492), (17, 12789436), (22, 9882746), (34, 6394718), (44, 4941373), (68, 3197359), (187, 1162676), (374, 581338), (748, 290669)]