85070391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{213209}}^1$

素因数の和:213238

約数の個数: 16

約数和(自身を含む): 136454400

約数和(自身を除く): 51384009

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 213209, 639627, 1492463, 4050971, 4477389, 12152913, 28356797, 85070391]

約数ペア:

[(1, 85070391), (3, 28356797), (7, 12152913), (19, 4477389), (21, 4050971), (57, 1492463), (133, 639627), (399, 213209)]