11457621

素因数分解:

$3^2\times 7^2\times {\mathrm{25981}}^1$

素因数の和:26001

約数の個数: 18

約数和(自身を含む): 19252662

約数和(自身を除く): 7795041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 25981, 77943, 181867, 233829, 545601, 1273069, 1636803, 3819207, 11457621]

約数ペア:

[(1, 11457621), (3, 3819207), (7, 1636803), (9, 1273069), (21, 545601), (49, 233829), (63, 181867), (147, 77943), (441, 25981)]