168920885

素因数分解:

$5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{2083}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 236625696

約数和(自身を除く): 67704811

約数列:

[1, 5, 7, 35, 49, 245, 331, 1655, 2083, 2317, 10415, 11585, 14581, 16219, 72905, 81095, 102067, 510335, 689473, 3447365, 4826311, 24131555, 33784177, 168920885]

約数ペア:

[(1, 168920885), (5, 33784177), (7, 24131555), (35, 4826311), (49, 3447365), (245, 689473), (331, 510335), (1655, 102067), (2083, 81095), (2317, 72905), (10415, 16219), (11585, 14581)]