80651571

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 146313216

約数和(自身を除く): 65661645

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 107, 143, 231, 251, 273, 321, 429, 749, 753, 1001, 1177, 1391, 1757, 2247, 2761, 3003, 3263, 3531, 4173, 5271, 8239, 8283, 9737, 9789, 15301, 19327, 22841, 24717, 26857, 29211, 35893, 45903, 57981, 68523, 80571, 107107, 107679, 187999, 251251, 295427, 321321, 349141, 563997, 753753, 886281, 1047423, 2067989, 2443987, 3840551, 6203967, 7331961, 11521653, 26883857, 80651571]

約数ペア:

[(1, 80651571), (3, 26883857), (7, 11521653), (11, 7331961), (13, 6203967), (21, 3840551), (33, 2443987), (39, 2067989), (77, 1047423), (91, 886281), (107, 753753), (143, 563997), (231, 349141), (251, 321321), (273, 295427), (321, 251251), (429, 187999), (749, 107679), (753, 107107), (1001, 80571), (1177, 68523), (1391, 57981), (1757, 45903), (2247, 35893), (2761, 29211), (3003, 26857), (3263, 24717), (3531, 22841), (4173, 19327), (5271, 15301), (8239, 9789), (8283, 9737)]