205424145

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{111341}}^1$

素因数の和:111393

約数の個数: 24

約数和(自身を含む): 364756392

約数和(自身を除く): 159332247

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 111341, 334023, 556705, 1002069, 1670115, 4564981, 5010345, 13694943, 22824905, 41084829, 68474715, 205424145]

約数ペア:

[(1, 205424145), (3, 68474715), (5, 41084829), (9, 22824905), (15, 13694943), (41, 5010345), (45, 4564981), (123, 1670115), (205, 1002069), (369, 556705), (615, 334023), (1845, 111341)]