81965478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47599}}^1$

素因数の和:47652

約数の個数: 32

約数和(自身を含む): 191923200

約数和(自身を除く): 109957722

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 47599, 95198, 142797, 285594, 333193, 666386, 999579, 1951559, 1999158, 3903118, 5854677, 11709354, 13660913, 27321826, 40982739, 81965478]

約数ペア:

[(1, 81965478), (2, 40982739), (3, 27321826), (6, 13660913), (7, 11709354), (14, 5854677), (21, 3903118), (41, 1999158), (42, 1951559), (82, 999579), (123, 666386), (246, 333193), (287, 285594), (574, 142797), (861, 95198), (1722, 47599)]