81716404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{265313}}^1$

素因数の和:265335

約数の個数: 24

約数和(自身を含む): 178291008

約数和(自身を除く): 96574604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 265313, 530626, 1061252, 1857191, 2918443, 3714382, 5836886, 7428764, 11673772, 20429101, 40858202, 81716404]

約数ペア:

[(1, 81716404), (2, 40858202), (4, 20429101), (7, 11673772), (11, 7428764), (14, 5836886), (22, 3714382), (28, 2918443), (44, 1857191), (77, 1061252), (154, 530626), (308, 265313)]