224769321

素因数分解:

$3^2\times 7^2\times {\mathrm{509681}}^1$

素因数の和:509701

約数の個数: 18

約数和(自身を含む): 377674362

約数和(自身を除く): 152905041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 509681, 1529043, 3567767, 4587129, 10703301, 24974369, 32109903, 74923107, 224769321]

約数ペア:

[(1, 224769321), (3, 74923107), (7, 32109903), (9, 24974369), (21, 10703301), (49, 4587129), (63, 3567767), (147, 1529043), (441, 509681)]