25678257

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 12319311

約数列:

[1, 3, 11, 33, 121, 127, 363, 381, 557, 1397, 1671, 4191, 6127, 15367, 18381, 46101, 67397, 70739, 202191, 212217, 778129, 2334387, 8559419, 25678257]

約数ペア:

[(1, 25678257), (3, 8559419), (11, 2334387), (33, 778129), (121, 212217), (127, 202191), (363, 70739), (381, 67397), (557, 46101), (1397, 18381), (1671, 15367), (4191, 6127)]