12663729

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 20451200

約数和(自身を除く): 7787471

約数列:

[1, 3, 9, 13, 27, 39, 109, 117, 327, 331, 351, 981, 993, 1417, 2943, 2979, 4251, 4303, 8937, 12753, 12909, 36079, 38259, 38727, 108237, 116181, 324711, 469027, 974133, 1407081, 4221243, 12663729]

約数ペア:

[(1, 12663729), (3, 4221243), (9, 1407081), (13, 974133), (27, 469027), (39, 324711), (109, 116181), (117, 108237), (327, 38727), (331, 38259), (351, 36079), (981, 12909), (993, 12753), (1417, 8937), (2943, 4303), (2979, 4251)]