213080109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{20369}}^1$

素因数の和:20700

約数の個数: 16

約数和(自身を含む): 310927680

約数和(自身を除く): 97847571

約数列:

[1, 3, 11, 33, 317, 951, 3487, 10461, 20369, 61107, 224059, 672177, 6456973, 19370919, 71026703, 213080109]

約数ペア:

[(1, 213080109), (3, 71026703), (11, 19370919), (33, 6456973), (317, 672177), (951, 224059), (3487, 61107), (10461, 20369)]