28169724

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{213407}}^1$

素因数の和:213425

約数の個数: 24

約数和(自身を含む): 71705088

約数和(自身を除く): 43535364

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 213407, 426814, 640221, 853628, 1280442, 2347477, 2560884, 4694954, 7042431, 9389908, 14084862, 28169724]

約数ペア:

[(1, 28169724), (2, 14084862), (3, 9389908), (4, 7042431), (6, 4694954), (11, 2560884), (12, 2347477), (22, 1280442), (33, 853628), (44, 640221), (66, 426814), (132, 213407)]