131719511

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{3793}}^1$

素因数の和:3863

約数の個数: 24

約数和(自身を含む): 169546272

約数和(自身を除く): 37826761

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 847, 3157, 3793, 4961, 26551, 34727, 41723, 155513, 292061, 458953, 1088591, 1710643, 3212671, 11974501, 18817073, 131719511]

約数ペア:

[(1, 131719511), (7, 18817073), (11, 11974501), (41, 3212671), (77, 1710643), (121, 1088591), (287, 458953), (451, 292061), (847, 155513), (3157, 41723), (3793, 34727), (4961, 26551)]