28796427

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:912

約数の個数: 36

約数和(自身を含む): 47250112

約数和(自身を除く): 18453685

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 121, 279, 341, 363, 853, 1023, 1089, 2559, 3069, 3751, 7677, 9383, 11253, 26443, 28149, 33759, 79329, 84447, 103213, 237987, 290873, 309639, 872619, 928917, 2617857, 3199603, 9598809, 28796427]

約数ペア:

[(1, 28796427), (3, 9598809), (9, 3199603), (11, 2617857), (31, 928917), (33, 872619), (93, 309639), (99, 290873), (121, 237987), (279, 103213), (341, 84447), (363, 79329), (853, 33759), (1023, 28149), (1089, 26443), (2559, 11253), (3069, 9383), (3751, 7677)]