31647033

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 52640640

約数和(自身を除く): 20993607

約数列:

[1, 3, 9, 11, 29, 33, 73, 87, 99, 151, 219, 261, 319, 453, 657, 803, 957, 1359, 1661, 2117, 2409, 2871, 4379, 4983, 6351, 7227, 11023, 13137, 14949, 19053, 23287, 33069, 39411, 48169, 69861, 99207, 121253, 144507, 209583, 319667, 363759, 433521, 959001, 1091277, 2877003, 3516337, 10549011, 31647033]

約数ペア:

[(1, 31647033), (3, 10549011), (9, 3516337), (11, 2877003), (29, 1091277), (33, 959001), (73, 433521), (87, 363759), (99, 319667), (151, 209583), (219, 144507), (261, 121253), (319, 99207), (453, 69861), (657, 48169), (803, 39411), (957, 33069), (1359, 23287), (1661, 19053), (2117, 14949), (2409, 13137), (2871, 11023), (4379, 7227), (4983, 6351)]