12842575

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{1423}}^1$

素因数の和:1471

約数の個数: 18

約数和(自身を含む): 16818864

約数和(自身を除く): 3976289

約数列:

[1, 5, 19, 25, 95, 361, 475, 1423, 1805, 7115, 9025, 27037, 35575, 135185, 513703, 675925, 2568515, 12842575]

約数ペア:

[(1, 12842575), (5, 2568515), (19, 675925), (25, 513703), (95, 135185), (361, 35575), (475, 27037), (1423, 9025), (1805, 7115)]