27581211

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7177}}^1$

素因数の和:7251

約数の個数: 24

約数和(自身を含む): 46283744

約数和(自身を除く): 18702533

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 7177, 21531, 50239, 64593, 150717, 437797, 452151, 1313391, 3064579, 3940173, 9193737, 27581211]

約数ペア:

[(1, 27581211), (3, 9193737), (7, 3940173), (9, 3064579), (21, 1313391), (61, 452151), (63, 437797), (183, 150717), (427, 64593), (549, 50239), (1281, 21531), (3843, 7177)]