172392891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:4007

約数の個数: 32

約数和(自身を含む): 264929280

約数和(自身を除く): 92536389

約数列:

[1, 3, 11, 31, 33, 43, 93, 129, 341, 473, 1023, 1333, 1419, 3919, 3999, 11757, 14663, 43109, 43989, 121489, 129327, 168517, 364467, 505551, 1336379, 1853687, 4009137, 5224027, 5561061, 15672081, 57464297, 172392891]

約数ペア:

[(1, 172392891), (3, 57464297), (11, 15672081), (31, 5561061), (33, 5224027), (43, 4009137), (93, 1853687), (129, 1336379), (341, 505551), (473, 364467), (1023, 168517), (1333, 129327), (1419, 121489), (3919, 43989), (3999, 43109), (11757, 14663)]