67131337

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 19959863

約数列:

[1, 7, 13, 31, 53, 91, 217, 371, 403, 449, 689, 1643, 2821, 3143, 4823, 5837, 11501, 13919, 21359, 23797, 40859, 97433, 149513, 166579, 180947, 309361, 737707, 1266629, 2165527, 5163949, 9590191, 67131337]

約数ペア:

[(1, 67131337), (7, 9590191), (13, 5163949), (31, 2165527), (53, 1266629), (91, 737707), (217, 309361), (371, 180947), (403, 166579), (449, 149513), (689, 97433), (1643, 40859), (2821, 23797), (3143, 21359), (4823, 13919), (5837, 11501)]