26628266

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 48755520

約数和(自身を除く): 22127254

約数列:

[1, 2, 7, 14, 43, 49, 71, 86, 89, 98, 142, 178, 301, 497, 602, 623, 994, 1246, 2107, 3053, 3479, 3827, 4214, 4361, 6106, 6319, 6958, 7654, 8722, 12638, 21371, 26789, 42742, 44233, 53578, 88466, 149597, 187523, 271717, 299194, 309631, 375046, 543434, 619262, 1902019, 3804038, 13314133, 26628266]

約数ペア:

[(1, 26628266), (2, 13314133), (7, 3804038), (14, 1902019), (43, 619262), (49, 543434), (71, 375046), (86, 309631), (89, 299194), (98, 271717), (142, 187523), (178, 149597), (301, 88466), (497, 53578), (602, 44233), (623, 42742), (994, 26789), (1246, 21371), (2107, 12638), (3053, 8722), (3479, 7654), (3827, 6958), (4214, 6319), (4361, 6106)]