2005405941

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{299359}}^1$

素因数の和:299409

約数の個数: 32

約数和(自身を含む): 3448627200

約数和(自身を除く): 1443221259

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 6699, 299359, 898077, 2095513, 3292949, 6286539, 8681411, 9878847, 23050643, 26044233, 60769877, 69151929, 95495521, 182309631, 286486563, 668468647, 2005405941]

約数ペア:

[(1, 2005405941), (3, 668468647), (7, 286486563), (11, 182309631), (21, 95495521), (29, 69151929), (33, 60769877), (77, 26044233), (87, 23050643), (203, 9878847), (231, 8681411), (319, 6286539), (609, 3292949), (957, 2095513), (2233, 898077), (6699, 299359)]