28891212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{343943}}^1$

素因数の和:343957

約数の個数: 24

約数和(自身を含む): 77043456

約数和(自身を除く): 48152244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 343943, 687886, 1031829, 1375772, 2063658, 2407601, 4127316, 4815202, 7222803, 9630404, 14445606, 28891212]

約数ペア:

[(1, 28891212), (2, 14445606), (3, 9630404), (4, 7222803), (6, 4815202), (7, 4127316), (12, 2407601), (14, 2063658), (21, 1375772), (28, 1031829), (42, 687886), (84, 343943)]