25728549

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 43155456

約数和(自身を除く): 17426907

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 877, 889, 1397, 2631, 2667, 4191, 6139, 9647, 9779, 18417, 28941, 29337, 67529, 111379, 202587, 334137, 779653, 1225169, 2338959, 3675507, 8576183, 25728549]

約数ペア:

[(1, 25728549), (3, 8576183), (7, 3675507), (11, 2338959), (21, 1225169), (33, 779653), (77, 334137), (127, 202587), (231, 111379), (381, 67529), (877, 29337), (889, 28941), (1397, 18417), (2631, 9779), (2667, 9647), (4191, 6139)]