67378619

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1571}}^1$

素因数の和:2146

約数の個数: 16

約数和(自身を含む): 84208896

約数和(自身を除く): 16830277

約数列:

[1, 7, 11, 77, 557, 1571, 3899, 6127, 10997, 17281, 42889, 120967, 875047, 6125329, 9625517, 67378619]

約数ペア:

[(1, 67378619), (7, 9625517), (11, 6125329), (77, 875047), (557, 120967), (1571, 42889), (3899, 17281), (6127, 10997)]