28684821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11003}}^1$

素因数の和:11096

約数の個数: 16

約数和(自身を含む): 42255360

約数和(自身を除く): 13570539

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 11003, 33009, 121033, 363099, 869237, 2607711, 9561607, 28684821]

約数ペア:

[(1, 28684821), (3, 9561607), (11, 2607711), (33, 869237), (79, 363099), (237, 121033), (869, 33009), (2607, 11003)]