2812257

素因数分解:

$3^2\times 7^3\times {\mathrm{911}}^1$

素因数の和:938

約数の個数: 24

約数和(自身を含む): 4742400

約数和(自身を除く): 1930143

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 911, 1029, 2733, 3087, 6377, 8199, 19131, 44639, 57393, 133917, 312473, 401751, 937419, 2812257]

約数ペア:

[(1, 2812257), (3, 937419), (7, 401751), (9, 312473), (21, 133917), (49, 57393), (63, 44639), (147, 19131), (343, 8199), (441, 6377), (911, 3087), (1029, 2733)]