289057311

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{1009}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 422786000

約数和(自身を除く): 133728689

約数列:

[1, 3, 9, 139, 229, 417, 687, 1009, 1251, 2061, 3027, 9081, 31831, 95493, 140251, 231061, 286479, 420753, 693183, 1262259, 2079549, 32117479, 96352437, 289057311]

約数ペア:

[(1, 289057311), (3, 96352437), (9, 32117479), (139, 2079549), (229, 1262259), (417, 693183), (687, 420753), (1009, 286479), (1251, 231061), (2061, 140251), (3027, 95493), (9081, 31831)]