81736393739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{7349}}^1$

素因数の和:7692

約数の個数: 64

約数和(自身を含む): 112850841600

約数和(自身を除く): 31114447861

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 271, 287, 451, 533, 1001, 1897, 2981, 3157, 3523, 3731, 5863, 7349, 11111, 20867, 24661, 38753, 41041, 51443, 77777, 80839, 95537, 122221, 144443, 271271, 301309, 565873, 668759, 855547, 1011101, 1050907, 1588873, 1991579, 2109163, 3314399, 3917017, 7356349, 11122111, 13941053, 21907369, 23200793, 25890527, 27419119, 43087187, 81654739, 153351583, 181233689, 284795797, 301610309, 571583173, 898202129, 1061511607, 1993570579, 6287414903, 7430581249, 11676627677, 81736393739]

約数ペア:

[(1, 81736393739), (7, 11676627677), (11, 7430581249), (13, 6287414903), (41, 1993570579), (77, 1061511607), (91, 898202129), (143, 571583173), (271, 301610309), (287, 284795797), (451, 181233689), (533, 153351583), (1001, 81654739), (1897, 43087187), (2981, 27419119), (3157, 25890527), (3523, 23200793), (3731, 21907369), (5863, 13941053), (7349, 11122111), (11111, 7356349), (20867, 3917017), (24661, 3314399), (38753, 2109163), (41041, 1991579), (51443, 1588873), (77777, 1050907), (80839, 1011101), (95537, 855547), (122221, 668759), (144443, 565873), (271271, 301309)]