80806503

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{223}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 112870912

約数和(自身を除く): 32064409

約数列:

[1, 3, 43, 53, 129, 159, 223, 669, 2279, 2809, 6837, 8427, 9589, 11819, 28767, 35457, 120787, 362361, 508217, 626407, 1524651, 1879221, 26935501, 80806503]

約数ペア:

[(1, 80806503), (3, 26935501), (43, 1879221), (53, 1524651), (129, 626407), (159, 508217), (223, 362361), (669, 120787), (2279, 35457), (2809, 28767), (6837, 11819), (8427, 9589)]