11212817

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 14478912

約数和(自身を除く): 3266095

約数列:

[1, 7, 11, 49, 71, 77, 293, 497, 539, 781, 2051, 3223, 3479, 5467, 14357, 20803, 22561, 38269, 145621, 157927, 228833, 1019347, 1601831, 11212817]

約数ペア:

[(1, 11212817), (7, 1601831), (11, 1019347), (49, 228833), (71, 157927), (77, 145621), (293, 38269), (497, 22561), (539, 20803), (781, 14357), (2051, 5467), (3223, 3479)]