1280313426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3329}}^1\times {\mathrm{9157}}^1$

素因数の和:12498

約数の個数: 32

約数和(自身を含む): 2927629440

約数和(自身を除く): 1647316014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3329, 6658, 9157, 9987, 18314, 19974, 23303, 27471, 46606, 54942, 64099, 69909, 128198, 139818, 192297, 384594, 30483653, 60967306, 91450959, 182901918, 213385571, 426771142, 640156713, 1280313426]

約数ペア:

[(1, 1280313426), (2, 640156713), (3, 426771142), (6, 213385571), (7, 182901918), (14, 91450959), (21, 60967306), (42, 30483653), (3329, 384594), (6658, 192297), (9157, 139818), (9987, 128198), (18314, 69909), (19974, 64099), (23303, 54942), (27471, 46606)]