128584953

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55163}}^1$

素因数の和:55213

約数の個数: 24

約数和(自身を含む): 218008128

約数和(自身を除く): 89423175

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 55163, 165489, 386141, 496467, 1158423, 2041031, 3475269, 6123093, 14287217, 18369279, 42861651, 128584953]

約数ペア:

[(1, 128584953), (3, 42861651), (7, 18369279), (9, 14287217), (21, 6123093), (37, 3475269), (63, 2041031), (111, 1158423), (259, 496467), (333, 386141), (777, 165489), (2331, 55163)]