87661041

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 133284480

約数和(自身を除く): 45623439

約数列:

[1, 3, 13, 19, 39, 57, 247, 281, 421, 741, 843, 1263, 3653, 5339, 5473, 7999, 10959, 16017, 16419, 23997, 69407, 103987, 118301, 208221, 311961, 354903, 1537913, 2247719, 4613739, 6743157, 29220347, 87661041]

約数ペア:

[(1, 87661041), (3, 29220347), (13, 6743157), (19, 4613739), (39, 2247719), (57, 1537913), (247, 354903), (281, 311961), (421, 208221), (741, 118301), (843, 103987), (1263, 69407), (3653, 23997), (5339, 16419), (5473, 16017), (7999, 10959)]