2013805773

素因数分解:

$3^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{7649}}^1$

素因数の和:7871

約数の個数: 48

約数和(自身を含む): 3488400000

約数和(自身を除く): 1474594227

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 199, 441, 597, 1323, 1393, 1791, 4179, 5373, 7649, 9751, 12537, 22947, 29253, 37611, 53543, 68841, 87759, 160629, 206523, 263277, 374801, 481887, 1124403, 1445661, 1522151, 3373209, 4566453, 10119627, 10655057, 13699359, 31965171, 41098077, 74585399, 95895513, 223756197, 287686539, 671268591, 2013805773]

約数ペア:

[(1, 2013805773), (3, 671268591), (7, 287686539), (9, 223756197), (21, 95895513), (27, 74585399), (49, 41098077), (63, 31965171), (147, 13699359), (189, 10655057), (199, 10119627), (441, 4566453), (597, 3373209), (1323, 1522151), (1393, 1445661), (1791, 1124403), (4179, 481887), (5373, 374801), (7649, 263277), (9751, 206523), (12537, 160629), (22947, 87759), (29253, 68841), (37611, 53543)]