51220337

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{3617}}^1$

素因数の和:3665

約数の個数: 18

約数和(自身を含む): 63311382

約数和(自身を除く): 12091045

約数列:

[1, 7, 17, 49, 119, 289, 833, 2023, 3617, 14161, 25319, 61489, 177233, 430423, 1045313, 3012961, 7317191, 51220337]

約数ペア:

[(1, 51220337), (7, 7317191), (17, 3012961), (49, 1045313), (119, 430423), (289, 177233), (833, 61489), (2023, 25319), (3617, 14161)]