67889668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{220421}}^1$

素因数の和:220443

約数の個数: 24

約数和(自身を含む): 148123584

約数和(自身を除く): 80233916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 220421, 440842, 881684, 1542947, 2424631, 3085894, 4849262, 6171788, 9698524, 16972417, 33944834, 67889668]

約数ペア:

[(1, 67889668), (2, 33944834), (4, 16972417), (7, 9698524), (11, 6171788), (14, 4849262), (22, 3085894), (28, 2424631), (44, 1542947), (77, 881684), (154, 440842), (308, 220421)]