208021870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2971741}}^1$

素因数の和:2971755

約数の個数: 16

約数和(自身を含む): 427930848

約数和(自身を除く): 219908978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2971741, 5943482, 14858705, 20802187, 29717410, 41604374, 104010935, 208021870]

約数ペア:

[(1, 208021870), (2, 104010935), (5, 41604374), (7, 29717410), (10, 20802187), (14, 14858705), (35, 5943482), (70, 2971741)]