81254459

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 99283968

約数和(自身を除く): 18029509

約数列:

[1, 11, 13, 53, 71, 143, 151, 583, 689, 781, 923, 1661, 1963, 3763, 7579, 8003, 10153, 10721, 21593, 41393, 48919, 88033, 104039, 117931, 139373, 538109, 568213, 1144429, 1533103, 6250343, 7386769, 81254459]

約数ペア:

[(1, 81254459), (11, 7386769), (13, 6250343), (53, 1533103), (71, 1144429), (143, 568213), (151, 538109), (583, 139373), (689, 117931), (781, 104039), (923, 88033), (1661, 48919), (1963, 41393), (3763, 21593), (7579, 10721), (8003, 10153)]