180636981

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{13807}}^1$

素因数の和:13913

約数の個数: 24

約数和(自身を含む): 283340160

約数和(自身を除く): 102703179

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 13807, 41421, 96649, 289947, 676543, 1228823, 2029629, 3686469, 8601761, 25805283, 60212327, 180636981]

約数ペア:

[(1, 180636981), (3, 60212327), (7, 25805283), (21, 8601761), (49, 3686469), (89, 2029629), (147, 1228823), (267, 676543), (623, 289947), (1869, 96649), (4361, 41421), (13083, 13807)]