28813851

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{26459}}^1$

素因数の和:26487

約数の個数: 18

約数和(自身を含む): 45749340

約数和(自身を除く): 16935489

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 26459, 79377, 238131, 291049, 873147, 2619441, 3201539, 9604617, 28813851]

約数ペア:

[(1, 28813851), (3, 9604617), (9, 3201539), (11, 2619441), (33, 873147), (99, 291049), (121, 238131), (363, 79377), (1089, 26459)]