1388351391

素因数分解:

$3^1\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{62311}}^1$

素因数の和:63382

約数の個数: 16

約数和(自身を含む): 2117611008

約数和(自身を除く): 729259617

約数列:

[1, 3, 7, 21, 1061, 3183, 7427, 22281, 62311, 186933, 436177, 1308531, 66111971, 198335913, 462783797, 1388351391]

約数ペア:

[(1, 1388351391), (3, 462783797), (7, 198335913), (21, 66111971), (1061, 1308531), (3183, 436177), (7427, 186933), (22281, 62311)]