40749219

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1613}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 67478112

約数和(自身を除く): 26728893

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 1613, 2807, 3609, 4839, 8421, 11291, 14517, 25263, 33873, 101619, 646813, 1940439, 4527691, 5821317, 13583073, 40749219]

約数ペア:

[(1, 40749219), (3, 13583073), (7, 5821317), (9, 4527691), (21, 1940439), (63, 646813), (401, 101619), (1203, 33873), (1613, 25263), (2807, 14517), (3609, 11291), (4839, 8421)]