990782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:787

約数の個数: 16

約数和(自身を含む): 1632960

約数和(自身を除く): 642178

約数列:

[1, 2, 13, 26, 53, 106, 689, 719, 1378, 1438, 9347, 18694, 38107, 76214, 495391, 990782]

約数ペア:

[(1, 990782), (2, 495391), (13, 76214), (26, 38107), (53, 18694), (106, 9347), (689, 1438), (719, 1378)]