25052769

素因数分解:

$3^2\times 7^2\times {\mathrm{56809}}^1$

素因数の和:56829

約数の個数: 18

約数和(自身を含む): 42096210

約数和(自身を除く): 17043441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 56809, 170427, 397663, 511281, 1192989, 2783641, 3578967, 8350923, 25052769]

約数ペア:

[(1, 25052769), (3, 8350923), (7, 3578967), (9, 2783641), (21, 1192989), (49, 511281), (63, 397663), (147, 170427), (441, 56809)]