16856763

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72973}}^1$

素因数の和:72994

約数の個数: 16

約数和(自身を含む): 28022016

約数和(自身を除く): 11165253

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 72973, 218919, 510811, 802703, 1532433, 2408109, 5618921, 16856763]

約数ペア:

[(1, 16856763), (3, 5618921), (7, 2408109), (11, 1532433), (21, 802703), (33, 510811), (77, 218919), (231, 72973)]