68819212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223439}}^1$

素因数の和:223461

約数の個数: 24

約数和(自身を含む): 150151680

約数和(自身を除く): 81332468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 223439, 446878, 893756, 1564073, 2457829, 3128146, 4915658, 6256292, 9831316, 17204803, 34409606, 68819212]

約数ペア:

[(1, 68819212), (2, 34409606), (4, 17204803), (7, 9831316), (11, 6256292), (14, 4915658), (22, 3128146), (28, 2457829), (44, 1564073), (77, 893756), (154, 446878), (308, 223439)]