28495269

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15149}}^1$

素因数の和:15185

約数の個数: 24

約数和(自身を含む): 47268000

約数和(自身を除く): 18772731

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15149, 45447, 136341, 166639, 287831, 499917, 863493, 1499751, 2590479, 3166141, 9498423, 28495269]

約数ペア:

[(1, 28495269), (3, 9498423), (9, 3166141), (11, 2590479), (19, 1499751), (33, 863493), (57, 499917), (99, 287831), (171, 166639), (209, 136341), (627, 45447), (1881, 15149)]