971881917

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 1336496640

約数和(自身を除く): 364614723

約数列:

[1, 3, 41, 123, 191, 573, 1009, 1681, 3027, 5043, 7831, 23493, 41369, 124107, 192719, 321071, 578157, 963213, 1696129, 5088387, 7901479, 23704437, 323960639, 971881917]

約数ペア:

[(1, 971881917), (3, 323960639), (41, 23704437), (123, 7901479), (191, 5088387), (573, 1696129), (1009, 963213), (1681, 578157), (3027, 321071), (5043, 192719), (7831, 124107), (23493, 41369)]