289936087

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1171}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 350587392

約数和(自身を除く): 60651305

約数列:

[1, 7, 31, 49, 163, 217, 1141, 1171, 1519, 5053, 7987, 8197, 35371, 36301, 57379, 190873, 247597, 254107, 1336111, 1778749, 5917063, 9352777, 41419441, 289936087]

約数ペア:

[(1, 289936087), (7, 41419441), (31, 9352777), (49, 5917063), (163, 1778749), (217, 1336111), (1141, 254107), (1171, 247597), (1519, 190873), (5053, 57379), (7987, 36301), (8197, 35371)]