28675143

素因数分解:

$3^2\times 7^4\times {\mathrm{1327}}^1$

素因数の和:1361

約数の個数: 30

約数和(自身を含む): 48356464

約数和(自身を除く): 19681321

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1327, 2401, 3087, 3981, 7203, 9289, 11943, 21609, 27867, 65023, 83601, 195069, 455161, 585207, 1365483, 3186127, 4096449, 9558381, 28675143]

約数ペア:

[(1, 28675143), (3, 9558381), (7, 4096449), (9, 3186127), (21, 1365483), (49, 585207), (63, 455161), (147, 195069), (343, 83601), (441, 65023), (1029, 27867), (1327, 21609), (2401, 11943), (3087, 9289), (3981, 7203)]