1980426259

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{2273}}^1\times {\mathrm{6551}}^1$

素因数の和:8850

約数の個数: 16

約数和(自身を含む): 2383879680

約数和(自身を除く): 403453421

約数列:

[1, 7, 19, 133, 2273, 6551, 15911, 43187, 45857, 124469, 302309, 871283, 14890423, 104232961, 282918037, 1980426259]

約数ペア:

[(1, 1980426259), (7, 282918037), (19, 104232961), (133, 14890423), (2273, 871283), (6551, 302309), (15911, 124469), (43187, 45857)]