315063021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{26839}}^1$

素因数の和:26905

約数の個数: 32

約数和(自身を含む): 529070080

約数和(自身を除く): 214007059

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 26839, 80517, 187873, 348907, 563619, 1046721, 1154077, 2442349, 3462231, 7327047, 8078539, 15003001, 24235617, 45009003, 105021007, 315063021]

約数ペア:

[(1, 315063021), (3, 105021007), (7, 45009003), (13, 24235617), (21, 15003001), (39, 8078539), (43, 7327047), (91, 3462231), (129, 2442349), (273, 1154077), (301, 1046721), (559, 563619), (903, 348907), (1677, 187873), (3913, 80517), (11739, 26839)]