25988001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1279}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 37416960

約数和(自身を除く): 11428959

約数列:

[1, 3, 13, 39, 521, 1279, 1563, 3837, 6773, 16627, 20319, 49881, 666359, 1999077, 8662667, 25988001]

約数ペア:

[(1, 25988001), (3, 8662667), (13, 1999077), (39, 666359), (521, 49881), (1279, 20319), (1563, 16627), (3837, 6773)]