78286377

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 123959808

約数和(自身を除く): 45673431

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 169, 221, 293, 403, 507, 527, 663, 879, 1209, 1581, 2873, 3809, 4981, 5239, 6851, 8619, 9083, 11427, 14943, 15717, 20553, 27249, 49517, 64753, 89063, 118079, 148551, 154411, 194259, 267189, 354237, 463233, 841789, 1535027, 2007343, 2525367, 4605081, 6022029, 26095459, 78286377]

約数ペア:

[(1, 78286377), (3, 26095459), (13, 6022029), (17, 4605081), (31, 2525367), (39, 2007343), (51, 1535027), (93, 841789), (169, 463233), (221, 354237), (293, 267189), (403, 194259), (507, 154411), (527, 148551), (663, 118079), (879, 89063), (1209, 64753), (1581, 49517), (2873, 27249), (3809, 20553), (4981, 15717), (5239, 14943), (6851, 11427), (8619, 9083)]