16972681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 20777760

約数和(自身を除く): 3805079

約数列:

[1, 11, 17, 19, 187, 209, 281, 289, 323, 3091, 3179, 3553, 4777, 5339, 5491, 52547, 58729, 60401, 81209, 90763, 893299, 998393, 1542971, 16972681]

約数ペア:

[(1, 16972681), (11, 1542971), (17, 998393), (19, 893299), (187, 90763), (209, 81209), (281, 60401), (289, 58729), (323, 52547), (3091, 5491), (3179, 5339), (3553, 4777)]