28313451

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 42232320

約数和(自身を除く): 13918869

約数列:

[1, 3, 9, 59, 71, 177, 213, 531, 639, 751, 2253, 4189, 6759, 12567, 37701, 44309, 53321, 132927, 159963, 398781, 479889, 3145939, 9437817, 28313451]

約数ペア:

[(1, 28313451), (3, 9437817), (9, 3145939), (59, 479889), (71, 398781), (177, 159963), (213, 132927), (531, 53321), (639, 44309), (751, 37701), (2253, 12567), (4189, 6759)]