25675209

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3209}}^1$

素因数の和:3349

約数の個数: 24

約数和(自身を含む): 42731520

約数和(自身を除く): 17056311

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 3209, 8001, 9627, 22463, 28881, 67389, 202167, 407543, 1222629, 2852801, 3667887, 8558403, 25675209]

約数ペア:

[(1, 25675209), (3, 8558403), (7, 3667887), (9, 2852801), (21, 1222629), (63, 407543), (127, 202167), (381, 67389), (889, 28881), (1143, 22463), (2667, 9627), (3209, 8001)]