2001520353

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^2\times {\mathrm{4933}}^1$

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 3072658368

約数和(自身を除く): 1071138015

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 4933, 14799, 19321, 34531, 57963, 103593, 135247, 405741, 685687, 2057061, 4799809, 14399427, 95310493, 285931479, 667173451, 2001520353]

約数ペア:

[(1, 2001520353), (3, 667173451), (7, 285931479), (21, 95310493), (139, 14399427), (417, 4799809), (973, 2057061), (2919, 685687), (4933, 405741), (14799, 135247), (19321, 103593), (34531, 57963)]