127780177

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 162846720

約数和(自身を除く): 35066543

約数列:

[1, 7, 17, 29, 61, 119, 203, 427, 493, 607, 1037, 1769, 3451, 4249, 7259, 10319, 12383, 17603, 30073, 37027, 72233, 123221, 210511, 259189, 299251, 629459, 1073783, 2094757, 4406213, 7516481, 18254311, 127780177]

約数ペア:

[(1, 127780177), (7, 18254311), (17, 7516481), (29, 4406213), (61, 2094757), (119, 1073783), (203, 629459), (427, 299251), (493, 259189), (607, 210511), (1037, 123221), (1769, 72233), (3451, 37027), (4249, 30073), (7259, 17603), (10319, 12383)]