254131911

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{285221}}^1$

素因数の和:285244

約数の個数: 20

約数和(自身を含む): 414142344

約数和(自身を除く): 160010433

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 285221, 855663, 2566989, 3137431, 7700967, 9412293, 23102901, 28236879, 84710637, 254131911]

約数ペア:

[(1, 254131911), (3, 84710637), (9, 28236879), (11, 23102901), (27, 9412293), (33, 7700967), (81, 3137431), (99, 2566989), (297, 855663), (891, 285221)]