891199199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{6451}}^1$

素因数の和:7142

約数の個数: 16

約数和(自身を含む): 1025093760

約数和(自身を除く): 133894561

約数列:

[1, 11, 19, 209, 661, 6451, 7271, 12559, 70961, 122569, 138149, 1348259, 4264111, 46905221, 81018109, 891199199]

約数ペア:

[(1, 891199199), (11, 81018109), (19, 46905221), (209, 4264111), (661, 1348259), (6451, 138149), (7271, 122569), (12559, 70961)]