2689519

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 3302208

約数和(自身を除く): 612689

約数列:

[1, 7, 17, 97, 119, 233, 679, 1631, 1649, 3961, 11543, 22601, 27727, 158207, 384217, 2689519]

約数ペア:

[(1, 2689519), (7, 384217), (17, 158207), (97, 27727), (119, 22601), (233, 11543), (679, 3961), (1631, 1649)]