12403287

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{11779}}^1$

素因数の和:11804

約数の個数: 20

約数和(自身を含む): 19955320

約数和(自身を除く): 7552033

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 11779, 35337, 106011, 153127, 318033, 459381, 954099, 1378143, 4134429, 12403287]

約数ペア:

[(1, 12403287), (3, 4134429), (9, 1378143), (13, 954099), (27, 459381), (39, 318033), (81, 153127), (117, 106011), (351, 35337), (1053, 11779)]