285428165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3847}}^1$

素因数の和:3953

約数の個数: 32

約数和(自身を含む): 398960640

約数和(自身を除く): 113532475

約数列:

[1, 5, 11, 19, 55, 71, 95, 209, 355, 781, 1045, 1349, 3847, 3905, 6745, 14839, 19235, 42317, 73093, 74195, 211585, 273137, 365465, 804023, 1365685, 3004507, 4020115, 5189603, 15022535, 25948015, 57085633, 285428165]

約数ペア:

[(1, 285428165), (5, 57085633), (11, 25948015), (19, 15022535), (55, 5189603), (71, 4020115), (95, 3004507), (209, 1365685), (355, 804023), (781, 365465), (1045, 273137), (1349, 211585), (3847, 74195), (3905, 73093), (6745, 42317), (14839, 19235)]