218550241

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3331}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 276529344

約数和(自身を除く): 57979103

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1339, 3331, 5047, 9373, 23317, 43303, 65611, 163219, 303121, 343093, 2121847, 2401651, 4460209, 16811557, 31221463, 218550241]

約数ペア:

[(1, 218550241), (7, 31221463), (13, 16811557), (49, 4460209), (91, 2401651), (103, 2121847), (637, 343093), (721, 303121), (1339, 163219), (3331, 65611), (5047, 43303), (9373, 23317)]