308540907

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{23369}}^1$

素因数の和:23544

約数の個数: 20

約数和(自身を含む): 463754280

約数和(自身を除く): 155213373

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 23369, 70107, 210321, 630963, 1892889, 3809147, 11427441, 34282323, 102846969, 308540907]

約数ペア:

[(1, 308540907), (3, 102846969), (9, 34282323), (27, 11427441), (81, 3809147), (163, 1892889), (489, 630963), (1467, 210321), (4401, 70107), (13203, 23369)]