25692009

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3389}}^1$

素因数の和:3437

約数の個数: 24

約数和(自身を含む): 41330880

約数和(自身を除く): 15638871

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 3389, 7581, 10167, 23723, 64391, 71169, 193173, 450737, 1223429, 1352211, 3670287, 8564003, 25692009]

約数ペア:

[(1, 25692009), (3, 8564003), (7, 3670287), (19, 1352211), (21, 1223429), (57, 450737), (133, 193173), (361, 71169), (399, 64391), (1083, 23723), (2527, 10167), (3389, 7581)]