1339828

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 2710400

約数和(自身を除く): 1370572

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 439, 763, 878, 1526, 1756, 3052, 3073, 6146, 12292, 47851, 95702, 191404, 334957, 669914, 1339828]

約数ペア:

[(1, 1339828), (2, 669914), (4, 334957), (7, 191404), (14, 95702), (28, 47851), (109, 12292), (218, 6146), (436, 3073), (439, 3052), (763, 1756), (878, 1526)]