26978478

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{11213}}^1$

素因数の和:11619

約数の個数: 16

約数和(自身を含む): 54096336

約数和(自身を除く): 27117858

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 11213, 22426, 33639, 67278, 4496413, 8992826, 13489239, 26978478]

約数ペア:

[(1, 26978478), (2, 13489239), (3, 8992826), (6, 4496413), (401, 67278), (802, 33639), (1203, 22426), (2406, 11213)]