25527159

素因数分解:

$3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{661}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 42272672

約数和(自身を除く): 16745513

約数列:

[1, 3, 7, 9, 21, 63, 613, 661, 1839, 1983, 4291, 4627, 5517, 5949, 12873, 13881, 38619, 41643, 405193, 1215579, 2836351, 3646737, 8509053, 25527159]

約数ペア:

[(1, 25527159), (3, 8509053), (7, 3646737), (9, 2836351), (21, 1215579), (63, 405193), (613, 41643), (661, 38619), (1839, 13881), (1983, 12873), (4291, 5949), (4627, 5517)]