205121994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443987}}^1$

素因数の和:444010

約数の個数: 32

約数和(自身を含む): 511474176

約数和(自身を除く): 306352182

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 443987, 887974, 1331961, 2663922, 3107909, 4883857, 6215818, 9323727, 9767714, 14651571, 18647454, 29303142, 34186999, 68373998, 102560997, 205121994]

約数ペア:

[(1, 205121994), (2, 102560997), (3, 68373998), (6, 34186999), (7, 29303142), (11, 18647454), (14, 14651571), (21, 9767714), (22, 9323727), (33, 6215818), (42, 4883857), (66, 3107909), (77, 2663922), (154, 1331961), (231, 887974), (462, 443987)]