1289492336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{7326661}}^1$

素因数の和:7326680

約数の個数: 20

約数和(自身を含む): 2725518264

約数和(自身を除く): 1436025928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 7326661, 14653322, 29306644, 58613288, 80593271, 117226576, 161186542, 322373084, 644746168, 1289492336]

約数ペア:

[(1, 1289492336), (2, 644746168), (4, 322373084), (8, 161186542), (11, 117226576), (16, 80593271), (22, 58613288), (44, 29306644), (88, 14653322), (176, 7326661)]