239778854

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{22447}}^1$

素因数の和:22572

約数の個数: 24

約数和(自身を含む): 422246880

約数和(自身を除く): 182468026

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 5341, 10682, 22447, 44894, 157129, 314258, 1099903, 2199806, 2446723, 4893446, 17127061, 34254122, 119889427, 239778854]

約数ペア:

[(1, 239778854), (2, 119889427), (7, 34254122), (14, 17127061), (49, 4893446), (98, 2446723), (109, 2199806), (218, 1099903), (763, 314258), (1526, 157129), (5341, 44894), (10682, 22447)]