81120273

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 121175040

約数和(自身を除く): 40054767

約数列:

[1, 3, 13, 31, 39, 93, 229, 293, 403, 687, 879, 1209, 2977, 3809, 7099, 8931, 9083, 11427, 21297, 27249, 67097, 92287, 118079, 201291, 276861, 354237, 872261, 2080007, 2616783, 6240021, 27040091, 81120273]

約数ペア:

[(1, 81120273), (3, 27040091), (13, 6240021), (31, 2616783), (39, 2080007), (93, 872261), (229, 354237), (293, 276861), (403, 201291), (687, 118079), (879, 92287), (1209, 67097), (2977, 27249), (3809, 21297), (7099, 11427), (8931, 9083)]