28215429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3251}}^1$

素因数の和:3528

約数の個数: 16

約数和(自身を含む): 41209344

約数和(自身を除く): 12993915

約数列:

[1, 3, 11, 33, 263, 789, 2893, 3251, 8679, 9753, 35761, 107283, 855013, 2565039, 9405143, 28215429]

約数ペア:

[(1, 28215429), (3, 9405143), (11, 2565039), (33, 855013), (263, 107283), (789, 35761), (2893, 9753), (3251, 8679)]