205122554

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15439}}^1$

素因数の和:15534

約数の個数: 32

約数和(自身を含む): 383900160

約数和(自身を除く): 178777606

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 182, 511, 949, 1022, 1898, 6643, 13286, 15439, 30878, 108073, 200707, 216146, 401414, 1127047, 1404949, 2254094, 2809898, 7889329, 14651611, 15778658, 29303222, 102561277, 205122554]

約数ペア:

[(1, 205122554), (2, 102561277), (7, 29303222), (13, 15778658), (14, 14651611), (26, 7889329), (73, 2809898), (91, 2254094), (146, 1404949), (182, 1127047), (511, 401414), (949, 216146), (1022, 200707), (1898, 108073), (6643, 30878), (13286, 15439)]