219312877

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8123}}^1$

素因数の和:8185

約数の個数: 24

約数和(自身を含む): 277840800

約数和(自身を除く): 58527923

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 3857, 8123, 26999, 56861, 154337, 235567, 398027, 1080359, 1648969, 4475773, 7562513, 11542783, 31330411, 219312877]

約数ペア:

[(1, 219312877), (7, 31330411), (19, 11542783), (29, 7562513), (49, 4475773), (133, 1648969), (203, 1080359), (551, 398027), (931, 235567), (1421, 154337), (3857, 56861), (8123, 26999)]