28938723

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 43890000

約数和(自身を除く): 14951277

約数列:

[1, 3, 11, 29, 33, 87, 121, 319, 363, 957, 2749, 3509, 8247, 10527, 30239, 79721, 90717, 239163, 332629, 876931, 997887, 2630793, 9646241, 28938723]

約数ペア:

[(1, 28938723), (3, 9646241), (11, 2630793), (29, 997887), (33, 876931), (87, 332629), (121, 239163), (319, 90717), (363, 79721), (957, 30239), (2749, 10527), (3509, 8247)]