81778029

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{2111}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 112358400

約数和(自身を除く): 30580371

約数列:

[1, 3, 37, 111, 349, 1047, 2111, 6333, 12913, 38739, 78107, 234321, 736739, 2210217, 27259343, 81778029]

約数ペア:

[(1, 81778029), (3, 27259343), (37, 2210217), (111, 736739), (349, 234321), (1047, 78107), (2111, 38739), (6333, 12913)]