28475433

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23789}}^1$

素因数の和:23821

約数の個数: 24

約数和(自身を含む): 49483200

約数和(自身を除く): 21007767

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23789, 71367, 166523, 214101, 451991, 499569, 1355973, 1498707, 3163937, 4067919, 9491811, 28475433]

約数ペア:

[(1, 28475433), (3, 9491811), (7, 4067919), (9, 3163937), (19, 1498707), (21, 1355973), (57, 499569), (63, 451991), (133, 214101), (171, 166523), (399, 71367), (1197, 23789)]