129400011

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{122887}}^1$

素因数の和:122912

約数の個数: 20

約数和(自身を含む): 208172272

約数和(自身を除く): 78772261

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 122887, 368661, 1105983, 1597531, 3317949, 4792593, 9953847, 14377779, 43133337, 129400011]

約数ペア:

[(1, 129400011), (3, 43133337), (9, 14377779), (13, 9953847), (27, 4792593), (39, 3317949), (81, 1597531), (117, 1105983), (351, 368661), (1053, 122887)]