39970329

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2141}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 62512128

約数和(自身を除く): 22541799

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2141, 2667, 6223, 6423, 14987, 18669, 44961, 104909, 271907, 314727, 815721, 1903349, 5710047, 13323443, 39970329]

約数ペア:

[(1, 39970329), (3, 13323443), (7, 5710047), (21, 1903349), (49, 815721), (127, 314727), (147, 271907), (381, 104909), (889, 44961), (2141, 18669), (2667, 14987), (6223, 6423)]