27561471

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 46539360

約数和(自身を除く): 18977889

約数列:

[1, 3, 7, 17, 21, 41, 49, 51, 119, 123, 147, 269, 287, 357, 697, 807, 833, 861, 1883, 2009, 2091, 2499, 4573, 4879, 5649, 6027, 11029, 13181, 13719, 14637, 32011, 33087, 34153, 39543, 77203, 96033, 102459, 187493, 224077, 231609, 540421, 562479, 672231, 1312451, 1621263, 3937353, 9187157, 27561471]

約数ペア:

[(1, 27561471), (3, 9187157), (7, 3937353), (17, 1621263), (21, 1312451), (41, 672231), (49, 562479), (51, 540421), (119, 231609), (123, 224077), (147, 187493), (269, 102459), (287, 96033), (357, 77203), (697, 39543), (807, 34153), (833, 33087), (861, 32011), (1883, 14637), (2009, 13719), (2091, 13181), (2499, 11029), (4573, 6027), (4879, 5649)]