27621279

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14143}}^1$

素因数の和:14187

約数の個数: 24

約数和(自身を含む): 47071232

約数和(自身を除く): 19449953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 14143, 42429, 99001, 127287, 297003, 438433, 891009, 1315299, 3069031, 3945897, 9207093, 27621279]

約数ペア:

[(1, 27621279), (3, 9207093), (7, 3945897), (9, 3069031), (21, 1315299), (31, 891009), (63, 438433), (93, 297003), (217, 127287), (279, 99001), (651, 42429), (1953, 14143)]