28642937

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 31008960

約数和(自身を除く): 2366023

約数列:

[1, 19, 73, 107, 193, 1387, 2033, 3667, 7811, 14089, 20651, 148409, 267691, 392369, 1507523, 28642937]

約数ペア:

[(1, 28642937), (19, 1507523), (73, 392369), (107, 267691), (193, 148409), (1387, 20651), (2033, 14089), (3667, 7811)]