217387911

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{22567}}^1$

素因数の和:22615

約数の個数: 24

約数和(自身を含む): 330395520

約数和(自身を除く): 113007609

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 9633, 22567, 67701, 293371, 428773, 880113, 1286319, 3813823, 5574049, 11441469, 16722147, 72462637, 217387911]

約数ペア:

[(1, 217387911), (3, 72462637), (13, 16722147), (19, 11441469), (39, 5574049), (57, 3813823), (169, 1286319), (247, 880113), (507, 428773), (741, 293371), (3211, 67701), (9633, 22567)]