258239997

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{322397}}^1$

素因数の和:322492

約数の個数: 12

約数和(自身を含む): 377205660

約数和(自身を除く): 118965663

約数列:

[1, 3, 9, 89, 267, 801, 322397, 967191, 2901573, 28693333, 86079999, 258239997]

約数ペア:

[(1, 258239997), (3, 86079999), (9, 28693333), (89, 2901573), (267, 967191), (801, 322397)]