12991266

素因数分解:

$2^1\times 3^5\times {\mathrm{26731}}^1$

素因数の和:26748

約数の個数: 24

約数和(自身を含む): 29191344

約数和(自身を除く): 16200078

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 26731, 53462, 80193, 160386, 240579, 481158, 721737, 1443474, 2165211, 4330422, 6495633, 12991266]

約数ペア:

[(1, 12991266), (2, 6495633), (3, 4330422), (6, 2165211), (9, 1443474), (18, 721737), (27, 481158), (54, 240579), (81, 160386), (162, 80193), (243, 53462), (486, 26731)]