25198959

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 36259840

約数和(自身を除く): 11060881

約数列:

[1, 3, 19, 57, 59, 127, 177, 381, 1121, 2413, 3363, 3481, 7239, 7493, 10443, 22479, 66139, 142367, 198417, 427101, 442087, 1326261, 8399653, 25198959]

約数ペア:

[(1, 25198959), (3, 8399653), (19, 1326261), (57, 442087), (59, 427101), (127, 198417), (177, 142367), (381, 66139), (1121, 22479), (2413, 10443), (3363, 7493), (3481, 7239)]