25198821

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 37200384

約数和(自身を除く): 12001563

約数列:

[1, 3, 9, 107, 137, 191, 321, 411, 573, 963, 1233, 1719, 14659, 20437, 26167, 43977, 61311, 78501, 131931, 183933, 235503, 2799869, 8399607, 25198821]

約数ペア:

[(1, 25198821), (3, 8399607), (9, 2799869), (107, 235503), (137, 183933), (191, 131931), (321, 78501), (411, 61311), (573, 43977), (963, 26167), (1233, 20437), (1719, 14659)]