2605981

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 3214080

約数和(自身を除く): 608099

約数列:

[1, 7, 17, 61, 119, 359, 427, 1037, 2513, 6103, 7259, 21899, 42721, 153293, 372283, 2605981]

約数ペア:

[(1, 2605981), (7, 372283), (17, 153293), (61, 42721), (119, 21899), (359, 7259), (427, 6103), (1037, 2513)]