278310520322

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{28027}}^1\times {\mathrm{55787}}^1$

素因数の和:83905

約数の個数: 16

約数和(自身を含む): 422179037280

約数和(自身を除く): 143868516958

約数列:

[1, 2, 89, 178, 28027, 55787, 56054, 111574, 2494403, 4965043, 4988806, 9930086, 1563542249, 3127084498, 139155260161, 278310520322]

約数ペア:

[(1, 278310520322), (2, 139155260161), (89, 3127084498), (178, 1563542249), (28027, 9930086), (55787, 4988806), (56054, 4965043), (111574, 2494403)]