77767921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{9439}}^1$

素因数の和:9564

約数の個数: 16

約数和(自身を含む): 97873920

約数和(自身を除く): 20105999

約数列:

[1, 7, 11, 77, 107, 749, 1177, 8239, 9439, 66073, 103829, 726803, 1009973, 7069811, 11109703, 77767921]

約数ペア:

[(1, 77767921), (7, 11109703), (11, 7069811), (77, 1009973), (107, 726803), (749, 103829), (1177, 66073), (8239, 9439)]