81944778885

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1\times {\mathrm{907}}^1$

素因数の和:1514

約数の個数: 64

約数和(自身を含む): 133643188224

約数和(自身を除く): 51698409339

約数列:

[1, 3, 5, 15, 107, 181, 311, 321, 535, 543, 905, 907, 933, 1555, 1605, 2715, 2721, 4535, 4665, 13605, 19367, 33277, 56291, 58101, 96835, 97049, 99831, 164167, 166385, 168873, 281455, 282077, 290505, 291147, 485245, 492501, 499155, 820835, 844365, 846231, 1410385, 1455735, 2462505, 4231155, 6023137, 17565869, 18069411, 30115685, 30182239, 51055937, 52697607, 87829345, 90347055, 90546717, 150911195, 153167811, 255279685, 263488035, 452733585, 765839055, 5462985259, 16388955777, 27314926295, 81944778885]

約数ペア:

[(1, 81944778885), (3, 27314926295), (5, 16388955777), (15, 5462985259), (107, 765839055), (181, 452733585), (311, 263488035), (321, 255279685), (535, 153167811), (543, 150911195), (905, 90546717), (907, 90347055), (933, 87829345), (1555, 52697607), (1605, 51055937), (2715, 30182239), (2721, 30115685), (4535, 18069411), (4665, 17565869), (13605, 6023137), (19367, 4231155), (33277, 2462505), (56291, 1455735), (58101, 1410385), (96835, 846231), (97049, 844365), (99831, 820835), (164167, 499155), (166385, 492501), (168873, 485245), (281455, 291147), (282077, 290505)]