201221764

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{2803}}^1$

素因数の和:3075

約数の個数: 24

約数和(自身を含む): 357543648

約数和(自身を除く): 156321884

約数列:

[1, 2, 4, 131, 137, 262, 274, 524, 548, 2803, 5606, 11212, 17947, 35894, 71788, 367193, 384011, 734386, 768022, 1468772, 1536044, 50305441, 100610882, 201221764]

約数ペア:

[(1, 201221764), (2, 100610882), (4, 50305441), (131, 1536044), (137, 1468772), (262, 768022), (274, 734386), (524, 384011), (548, 367193), (2803, 71788), (5606, 35894), (11212, 17947)]