66989853

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{34301}}^1$

素因数の和:34345

約数の個数: 24

約数和(自身を含む): 114157056

約数和(自身を除く): 47167203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 34301, 102903, 240107, 308709, 720321, 1063331, 2160963, 3189993, 7443317, 9569979, 22329951, 66989853]

約数ペア:

[(1, 66989853), (3, 22329951), (7, 9569979), (9, 7443317), (21, 3189993), (31, 2160963), (63, 1063331), (93, 720321), (217, 308709), (279, 240107), (651, 102903), (1953, 34301)]