28678023

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 46663680

約数和(自身を除く): 17985657

約数列:

[1, 3, 9, 11, 27, 33, 99, 223, 297, 433, 669, 1299, 2007, 2453, 3897, 4763, 6021, 7359, 11691, 14289, 22077, 42867, 66231, 96559, 128601, 289677, 869031, 1062149, 2607093, 3186447, 9559341, 28678023]

約数ペア:

[(1, 28678023), (3, 9559341), (9, 3186447), (11, 2607093), (27, 1062149), (33, 869031), (99, 289677), (223, 128601), (297, 96559), (433, 66231), (669, 42867), (1299, 22077), (2007, 14289), (2453, 11691), (3897, 7359), (4763, 6021)]