4205019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 7028224

約数和(自身を除く): 2823205

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 211, 219, 273, 511, 633, 949, 1477, 1533, 2743, 2847, 4431, 6643, 8229, 15403, 19201, 19929, 46209, 57603, 107821, 200239, 323463, 600717, 1401673, 4205019]

約数ペア:

[(1, 4205019), (3, 1401673), (7, 600717), (13, 323463), (21, 200239), (39, 107821), (73, 57603), (91, 46209), (211, 19929), (219, 19201), (273, 15403), (511, 8229), (633, 6643), (949, 4431), (1477, 2847), (1533, 2743)]