1779651

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 20

約数和(自身を含む): 2694912

約数和(自身を除く): 915261

約数列:

[1, 3, 9, 27, 81, 127, 173, 381, 519, 1143, 1557, 3429, 4671, 10287, 14013, 21971, 65913, 197739, 593217, 1779651]

約数ペア:

[(1, 1779651), (3, 593217), (9, 197739), (27, 65913), (81, 21971), (127, 14013), (173, 10287), (381, 4671), (519, 3429), (1143, 1557)]