25971385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 37065600

約数和(自身を除く): 11094215

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 857, 1045, 1595, 2755, 4285, 6061, 9427, 16283, 24853, 30305, 47135, 81415, 124265, 179113, 273383, 472207, 895565, 1366915, 2361035, 5194277, 25971385]

約数ペア:

[(1, 25971385), (5, 5194277), (11, 2361035), (19, 1366915), (29, 895565), (55, 472207), (95, 273383), (145, 179113), (209, 124265), (319, 81415), (551, 47135), (857, 30305), (1045, 24853), (1595, 16283), (2755, 9427), (4285, 6061)]