78771

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 24

約数和(自身を含む): 136192

約数和(自身を除く): 57421

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 121, 217, 231, 341, 363, 651, 847, 1023, 2387, 2541, 3751, 7161, 11253, 26257, 78771]

約数ペア:

[(1, 78771), (3, 26257), (7, 11253), (11, 7161), (21, 3751), (31, 2541), (33, 2387), (77, 1023), (93, 847), (121, 651), (217, 363), (231, 341)]