28936341

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1123}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 47927360

約数和(自身を除く): 18991019

約数列:

[1, 3, 7, 9, 21, 63, 409, 1123, 1227, 2863, 3369, 3681, 7861, 8589, 10107, 23583, 25767, 70749, 459307, 1377921, 3215149, 4133763, 9645447, 28936341]

約数ペア:

[(1, 28936341), (3, 9645447), (7, 4133763), (9, 3215149), (21, 1377921), (63, 459307), (409, 70749), (1123, 25767), (1227, 23583), (2863, 10107), (3369, 8589), (3681, 7861)]