13649877

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3974

約数の個数: 20

約数和(自身を含む): 20870080

約数和(自身を除く): 7220203

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 3919, 11757, 35271, 105813, 168517, 317439, 505551, 1516653, 4549959, 13649877]

約数ペア:

[(1, 13649877), (3, 4549959), (9, 1516653), (27, 505551), (43, 317439), (81, 168517), (129, 105813), (387, 35271), (1161, 11757), (3483, 3919)]