1891567185

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{20369}}^1$

素因数の和:20569

約数の個数: 32

約数和(自身を含む): 3121009920

約数和(自身を除く): 1229442735

約数列:

[1, 3, 5, 15, 41, 123, 151, 205, 453, 615, 755, 2265, 6191, 18573, 20369, 30955, 61107, 92865, 101845, 305535, 835129, 2505387, 3075719, 4175645, 9227157, 12526935, 15378595, 46135785, 126104479, 378313437, 630522395, 1891567185]

約数ペア:

[(1, 1891567185), (3, 630522395), (5, 378313437), (15, 126104479), (41, 46135785), (123, 15378595), (151, 12526935), (205, 9227157), (453, 4175645), (615, 3075719), (755, 2505387), (2265, 835129), (6191, 305535), (18573, 101845), (20369, 92865), (30955, 61107)]