31821258007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21750689}}^1$

素因数の和:21750726

約数の個数: 16

約数和(自身を含む): 41761324800

約数和(自身を除く): 9940066793

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21750689, 152254823, 239257579, 413263091, 1674803053, 2892841637, 4545894001, 31821258007]

約数ペア:

[(1, 31821258007), (7, 4545894001), (11, 2892841637), (19, 1674803053), (77, 413263091), (133, 239257579), (209, 152254823), (1463, 21750689)]