25110001

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{3853}}^1$

素因数の和:3893

約数の個数: 16

約数和(自身を含む): 30832000

約数和(自身を除く): 5721999

約数列:

[1, 7, 19, 49, 133, 343, 931, 3853, 6517, 26971, 73207, 188797, 512449, 1321579, 3587143, 25110001]

約数ペア:

[(1, 25110001), (7, 3587143), (19, 1321579), (49, 512449), (133, 188797), (343, 73207), (931, 26971), (3853, 6517)]