3189249

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5750784

約数和(自身を除く): 2561535

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 71, 93, 161, 207, 213, 217, 279, 483, 497, 639, 651, 713, 1449, 1491, 1633, 1953, 2139, 2201, 4473, 4899, 4991, 6417, 6603, 11431, 14697, 14973, 15407, 19809, 34293, 44919, 46221, 50623, 102879, 138663, 151869, 354361, 455607, 1063083, 3189249]

約数ペア:

[(1, 3189249), (3, 1063083), (7, 455607), (9, 354361), (21, 151869), (23, 138663), (31, 102879), (63, 50623), (69, 46221), (71, 44919), (93, 34293), (161, 19809), (207, 15407), (213, 14973), (217, 14697), (279, 11431), (483, 6603), (497, 6417), (639, 4991), (651, 4899), (713, 4473), (1449, 2201), (1491, 2139), (1633, 1953)]