217601439

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{8443}}^1$

素因数の和:8539

約数の個数: 24

約数和(自身を含む): 323438976

約数和(自身を除く): 105837537

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 2343, 8443, 8591, 25329, 25773, 92873, 278619, 599453, 1021603, 1798359, 3064809, 6593983, 19781949, 72533813, 217601439]

約数ペア:

[(1, 217601439), (3, 72533813), (11, 19781949), (33, 6593983), (71, 3064809), (121, 1798359), (213, 1021603), (363, 599453), (781, 278619), (2343, 92873), (8443, 25773), (8591, 25329)]