208022451

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{1087}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 342171648

約数和(自身を除く): 134149197

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 701, 1087, 2103, 3261, 4907, 7609, 9113, 14131, 14721, 22827, 27339, 42393, 63791, 98917, 191373, 296751, 761987, 2285961, 5333909, 9905831, 16001727, 29717493, 69340817, 208022451]

約数ペア:

[(1, 208022451), (3, 69340817), (7, 29717493), (13, 16001727), (21, 9905831), (39, 5333909), (91, 2285961), (273, 761987), (701, 296751), (1087, 191373), (2103, 98917), (3261, 63791), (4907, 42393), (7609, 27339), (9113, 22827), (14131, 14721)]