28015251

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 41674752

約数和(自身を除く): 13659501

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 1087, 2343, 3261, 8591, 11957, 25773, 35871, 77177, 131527, 231531, 394581, 848947, 2546841, 9338417, 28015251]

約数ペア:

[(1, 28015251), (3, 9338417), (11, 2546841), (33, 848947), (71, 394581), (121, 231531), (213, 131527), (363, 77177), (781, 35871), (1087, 25773), (2343, 11957), (3261, 8591)]