156979817721

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{2621}}^1\times {\mathrm{7321}}^1$

素因数の和:10055

約数の個数: 40

約数和(自身を含む): 236945221128

約数和(自身を除く): 79965403407

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2621, 2727, 7321, 7863, 8181, 21963, 23589, 65889, 70767, 197667, 212301, 264721, 593001, 739421, 794163, 2218263, 2382489, 6654789, 7147467, 19188341, 19964367, 21442401, 57565023, 59893101, 172695069, 518085207, 1554255621, 1938022441, 5814067323, 17442201969, 52326605907, 156979817721]

約数ペア:

[(1, 156979817721), (3, 52326605907), (9, 17442201969), (27, 5814067323), (81, 1938022441), (101, 1554255621), (303, 518085207), (909, 172695069), (2621, 59893101), (2727, 57565023), (7321, 21442401), (7863, 19964367), (8181, 19188341), (21963, 7147467), (23589, 6654789), (65889, 2382489), (70767, 2218263), (197667, 794163), (212301, 739421), (264721, 593001)]