12681279

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12043}}^1$

素因数の和:12068

約数の個数: 20

約数和(自身を含む): 20402536

約数和(自身を除く): 7721257

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12043, 36129, 108387, 156559, 325161, 469677, 975483, 1409031, 4227093, 12681279]

約数ペア:

[(1, 12681279), (3, 4227093), (9, 1409031), (13, 975483), (27, 469677), (39, 325161), (81, 156559), (117, 108387), (351, 36129), (1053, 12043)]