1188890857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{812639}}^1$

素因数の和:812676

約数の個数: 16

約数和(自身を含む): 1560268800

約数和(自身を除く): 371377943

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 812639, 5688473, 8939029, 15440141, 62573203, 108080987, 169841551, 1188890857]

約数ペア:

[(1, 1188890857), (7, 169841551), (11, 108080987), (19, 62573203), (77, 15440141), (133, 8939029), (209, 5688473), (1463, 812639)]