208966485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{153089}}^1$

素因数の和:153117

約数の個数: 32

約数和(自身を含む): 411505920

約数和(自身を除く): 202539435

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 153089, 459267, 765445, 1071623, 1990157, 2296335, 3214869, 5358115, 5970471, 9950785, 13931099, 16074345, 29852355, 41793297, 69655495, 208966485]

約数ペア:

[(1, 208966485), (3, 69655495), (5, 41793297), (7, 29852355), (13, 16074345), (15, 13931099), (21, 9950785), (35, 5970471), (39, 5358115), (65, 3214869), (91, 2296335), (105, 1990157), (195, 1071623), (273, 765445), (455, 459267), (1365, 153089)]