7420167

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1020

約数の個数: 20

約数和(自身を含む): 11206536

約数和(自身を除く): 3786369

約数列:

[1, 3, 9, 27, 81, 101, 303, 907, 909, 2721, 2727, 8163, 8181, 24489, 73467, 91607, 274821, 824463, 2473389, 7420167]

約数ペア:

[(1, 7420167), (3, 2473389), (9, 824463), (27, 274821), (81, 91607), (101, 73467), (303, 24489), (907, 8181), (909, 8163), (2721, 2727)]