2311281

素因数分解:

$3^3\times 7^2\times {\mathrm{1747}}^1$

素因数の和:1770

約数の個数: 24

約数和(自身を含む): 3985440

約数和(自身を除く): 1674159

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1747, 5241, 12229, 15723, 36687, 47169, 85603, 110061, 256809, 330183, 770427, 2311281]

約数ペア:

[(1, 2311281), (3, 770427), (7, 330183), (9, 256809), (21, 110061), (27, 85603), (49, 47169), (63, 36687), (147, 15723), (189, 12229), (441, 5241), (1323, 1747)]