28244865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2411}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 50015232

約数和(自身を除く): 21770367

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2343, 2411, 3905, 7233, 11715, 12055, 26521, 36165, 79563, 132605, 171181, 397815, 513543, 855905, 1882991, 2567715, 5648973, 9414955, 28244865]

約数ペア:

[(1, 28244865), (3, 9414955), (5, 5648973), (11, 2567715), (15, 1882991), (33, 855905), (55, 513543), (71, 397815), (165, 171181), (213, 132605), (355, 79563), (781, 36165), (1065, 26521), (2343, 12055), (2411, 11715), (3905, 7233)]