39904569

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{4783}}^1$

素因数の和:4898

約数の個数: 20

約数和(自身を含む): 60201856

約数和(自身を除く): 20297287

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 4783, 8343, 14349, 43047, 129141, 387423, 492649, 1477947, 4433841, 13301523, 39904569]

約数ペア:

[(1, 39904569), (3, 13301523), (9, 4433841), (27, 1477947), (81, 492649), (103, 387423), (309, 129141), (927, 43047), (2781, 14349), (4783, 8343)]