28553817

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 38911680

約数和(自身を除く): 10357863

約数列:

[1, 3, 59, 177, 353, 457, 1059, 1371, 20827, 26963, 62481, 80889, 161321, 483963, 9517939, 28553817]

約数ペア:

[(1, 28553817), (3, 9517939), (59, 483963), (177, 161321), (353, 80889), (457, 62481), (1059, 26963), (1371, 20827)]