13122641

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 16153344

約数和(自身を除く): 3030703

約数列:

[1, 7, 31, 49, 53, 163, 217, 371, 1141, 1519, 1643, 2597, 5053, 7987, 8639, 11501, 35371, 60473, 80507, 247597, 267809, 423311, 1874663, 13122641]

約数ペア:

[(1, 13122641), (7, 1874663), (31, 423311), (49, 267809), (53, 247597), (163, 80507), (217, 60473), (371, 35371), (1141, 11501), (1519, 8639), (1643, 7987), (2597, 5053)]