72225321

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{32143}}^1$

素因数の和:32260

約数の個数: 16

約数和(自身を含む): 111089664

約数和(自身を除く): 38864343

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 32143, 96429, 225001, 675003, 3439301, 10317903, 24075107, 72225321]

約数ペア:

[(1, 72225321), (3, 24075107), (7, 10317903), (21, 3439301), (107, 675003), (321, 225001), (749, 96429), (2247, 32143)]