2222825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 3080160

約数和(自身を除く): 857335

約数列:

[1, 5, 11, 25, 55, 59, 137, 275, 295, 649, 685, 1475, 1507, 3245, 3425, 7535, 8083, 16225, 37675, 40415, 88913, 202075, 444565, 2222825]

約数ペア:

[(1, 2222825), (5, 444565), (11, 202075), (25, 88913), (55, 40415), (59, 37675), (137, 16225), (275, 8083), (295, 7535), (649, 3425), (685, 3245), (1475, 1507)]