201319239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2371}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 306044928

約数和(自身を除く): 104725689

約数列:

[1, 3, 11, 31, 33, 83, 93, 249, 341, 913, 1023, 2371, 2573, 2739, 7113, 7719, 26081, 28303, 73501, 78243, 84909, 196793, 220503, 590379, 808511, 2164723, 2425533, 6100583, 6494169, 18301749, 67106413, 201319239]

約数ペア:

[(1, 201319239), (3, 67106413), (11, 18301749), (31, 6494169), (33, 6100583), (83, 2425533), (93, 2164723), (249, 808511), (341, 590379), (913, 220503), (1023, 196793), (2371, 84909), (2573, 78243), (2739, 73501), (7113, 28303), (7719, 26081)]