1780042017

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{26801}}^1$

素因数の和:26961

約数の個数: 24

約数和(自身を含む): 2589716448

約数和(自身を除く): 809674431

約数列:

[1, 3, 13, 39, 131, 169, 393, 507, 1703, 5109, 22139, 26801, 66417, 80403, 348413, 1045239, 3510931, 4529369, 10532793, 13588107, 45642103, 136926309, 593347339, 1780042017]

約数ペア:

[(1, 1780042017), (3, 593347339), (13, 136926309), (39, 45642103), (131, 13588107), (169, 10532793), (393, 4529369), (507, 3510931), (1703, 1045239), (5109, 348413), (22139, 80403), (26801, 66417)]