201717999

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{11003}}^1$

素因数の和:11116

約数の個数: 32

約数和(自身を含む): 345085440

約数和(自身を除く): 143367441

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 11003, 18333, 33009, 77021, 99027, 231063, 297081, 693189, 1067291, 2079567, 3201873, 7471037, 9605619, 22413111, 28816857, 67239333, 201717999]

約数ペア:

[(1, 201717999), (3, 67239333), (7, 28816857), (9, 22413111), (21, 9605619), (27, 7471037), (63, 3201873), (97, 2079567), (189, 1067291), (291, 693189), (679, 297081), (873, 231063), (2037, 99027), (2619, 77021), (6111, 33009), (11003, 18333)]