27864639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 44226000

約数和(自身を除く): 16361361

約数列:

[1, 3, 9, 11, 33, 99, 149, 447, 1341, 1639, 1889, 4917, 5667, 14751, 17001, 20779, 62337, 187011, 281461, 844383, 2533149, 3096071, 9288213, 27864639]

約数ペア:

[(1, 27864639), (3, 9288213), (9, 3096071), (11, 2533149), (33, 844383), (99, 281461), (149, 187011), (447, 62337), (1341, 20779), (1639, 17001), (1889, 14751), (4917, 5667)]