490675666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{438887}}^1$

素因数の和:438945

約数の個数: 16

約数和(自身を含む): 811065024

約数和(自身を除く): 320389358

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 438887, 877774, 5705531, 11411062, 18872141, 37744282, 245337833, 490675666]

約数ペア:

[(1, 490675666), (2, 245337833), (13, 37744282), (26, 18872141), (43, 11411062), (86, 5705531), (559, 877774), (1118, 438887)]