996839921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{681367}}^1$

素因数の和:681404

約数の個数: 16

約数和(自身を含む): 1308226560

約数和(自身を除く): 311386639

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 681367, 4769569, 7495037, 12945973, 52465259, 90621811, 142405703, 996839921]

約数ペア:

[(1, 996839921), (7, 142405703), (11, 90621811), (19, 52465259), (77, 12945973), (133, 7495037), (209, 4769569), (1463, 681367)]