25243889

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 28654080

約数和(自身を除く): 3410191

約数列:

[1, 11, 31, 181, 341, 409, 1991, 4499, 5611, 12679, 61721, 74029, 139469, 814319, 2294899, 25243889]

約数ペア:

[(1, 25243889), (11, 2294899), (31, 814319), (181, 139469), (341, 74029), (409, 61721), (1991, 12679), (4499, 5611)]