4210905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 6947136

約数和(自身を除く): 2736231

約数列:

[1, 3, 5, 15, 41, 123, 167, 205, 501, 615, 835, 1681, 2505, 5043, 6847, 8405, 20541, 25215, 34235, 102705, 280727, 842181, 1403635, 4210905]

約数ペア:

[(1, 4210905), (3, 1403635), (5, 842181), (15, 280727), (41, 102705), (123, 34235), (167, 25215), (205, 20541), (501, 8405), (615, 6847), (835, 5043), (1681, 2505)]