3894385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 5295528

約数和(自身を除く): 1401143

約数列:

[1, 5, 11, 41, 55, 121, 157, 205, 451, 605, 785, 1727, 2255, 4961, 6437, 8635, 18997, 24805, 32185, 70807, 94985, 354035, 778877, 3894385]

約数ペア:

[(1, 3894385), (5, 778877), (11, 354035), (41, 94985), (55, 70807), (121, 32185), (157, 24805), (205, 18997), (451, 8635), (605, 6437), (785, 4961), (1727, 2255)]