208503438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{243011}}^1$

素因数の和:243040

約数の個数: 32

約数和(自身を含む): 489912192

約数和(自身を除く): 281408754

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 243011, 486022, 729033, 1458066, 2673121, 3159143, 5346242, 6318286, 8019363, 9477429, 16038726, 18954858, 34750573, 69501146, 104251719, 208503438]

約数ペア:

[(1, 208503438), (2, 104251719), (3, 69501146), (6, 34750573), (11, 18954858), (13, 16038726), (22, 9477429), (26, 8019363), (33, 6318286), (39, 5346242), (66, 3159143), (78, 2673121), (143, 1458066), (286, 729033), (429, 486022), (858, 243011)]