12973961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 17532864

約数和(自身を除く): 4558903

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 997, 1001, 1183, 1859, 6979, 10967, 12961, 13013, 76769, 90727, 142571, 168493, 997997, 1179451, 1853423, 12973961]

約数ペア:

[(1, 12973961), (7, 1853423), (11, 1179451), (13, 997997), (77, 168493), (91, 142571), (143, 90727), (169, 76769), (997, 13013), (1001, 12961), (1183, 10967), (1859, 6979)]