12261771

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 18570240

約数和(自身を除く): 6308469

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 619, 639, 1857, 2201, 5571, 6603, 19189, 19809, 43949, 57567, 131847, 172701, 395541, 1362419, 4087257, 12261771]

約数ペア:

[(1, 12261771), (3, 4087257), (9, 1362419), (31, 395541), (71, 172701), (93, 131847), (213, 57567), (279, 43949), (619, 19809), (639, 19189), (1857, 6603), (2201, 5571)]