123739226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3943}}^1$

素因数の和:4046

約数の個数: 32

約数和(自身を含む): 214679808

約数和(自身を除く): 90940582

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 923, 1207, 1846, 2414, 3943, 7886, 15691, 31382, 51259, 67031, 102518, 134062, 279953, 559906, 871403, 1742806, 3639389, 4759201, 7278778, 9518402, 61869613, 123739226]

約数ペア:

[(1, 123739226), (2, 61869613), (13, 9518402), (17, 7278778), (26, 4759201), (34, 3639389), (71, 1742806), (142, 871403), (221, 559906), (442, 279953), (923, 134062), (1207, 102518), (1846, 67031), (2414, 51259), (3943, 31382), (7886, 15691)]