28290717

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34543}}^1$

素因数の和:34569

約数の個数: 24

約数和(自身を含む): 50296064

約数和(自身を除く): 22005347

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 34543, 103629, 241801, 310887, 449059, 725403, 1347177, 2176209, 3143413, 4041531, 9430239, 28290717]

約数ペア:

[(1, 28290717), (3, 9430239), (7, 4041531), (9, 3143413), (13, 2176209), (21, 1347177), (39, 725403), (63, 449059), (91, 310887), (117, 241801), (273, 103629), (819, 34543)]