28130769

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 42112512

約数和(自身を除く): 13981743

約数列:

[1, 3, 9, 47, 73, 141, 219, 423, 657, 911, 2733, 3431, 8199, 10293, 30879, 42817, 66503, 128451, 199509, 385353, 598527, 3125641, 9376923, 28130769]

約数ペア:

[(1, 28130769), (3, 9376923), (9, 3125641), (47, 598527), (73, 385353), (141, 199509), (219, 128451), (423, 66503), (657, 42817), (911, 30879), (2733, 10293), (3431, 8199)]