29988248

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 57911760

約数和(自身を除く): 27923512

約数列:

[1, 2, 4, 8, 53, 106, 107, 212, 214, 424, 428, 661, 856, 1322, 2644, 5288, 5671, 11342, 22684, 35033, 45368, 70066, 70727, 140132, 141454, 280264, 282908, 565816, 3748531, 7497062, 14994124, 29988248]

約数ペア:

[(1, 29988248), (2, 14994124), (4, 7497062), (8, 3748531), (53, 565816), (106, 282908), (107, 280264), (212, 141454), (214, 140132), (424, 70727), (428, 70066), (661, 45368), (856, 35033), (1322, 22684), (2644, 11342), (5288, 5671)]