2008156515

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{208207}}^1$

素因数の和:208858

約数の個数: 16

約数和(自身を含む): 3218062848

約数和(自身を除く): 1209906333

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 208207, 624621, 1041035, 3123105, 133877101, 401631303, 669385505, 2008156515]

約数ペア:

[(1, 2008156515), (3, 669385505), (5, 401631303), (15, 133877101), (643, 3123105), (1929, 1041035), (3215, 624621), (9645, 208207)]