51184413

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2531}}^1$

素因数の和:2654

約数の個数: 32

約数和(自身を含む): 87505920

約数和(自身を除く): 36321507

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 2247, 2531, 2889, 6741, 7593, 17717, 20223, 22779, 53151, 68337, 159453, 270817, 478359, 812451, 1895719, 2437353, 5687157, 7312059, 17061471, 51184413]

約数ペア:

[(1, 51184413), (3, 17061471), (7, 7312059), (9, 5687157), (21, 2437353), (27, 1895719), (63, 812451), (107, 478359), (189, 270817), (321, 159453), (749, 68337), (963, 53151), (2247, 22779), (2531, 20223), (2889, 17717), (6741, 7593)]