68729996

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{977}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 123501840

約数和(自身を除く): 54771844

約数列:

[1, 2, 4, 43, 86, 172, 409, 818, 977, 1636, 1954, 3908, 17587, 35174, 42011, 70348, 84022, 168044, 399593, 799186, 1598372, 17182499, 34364998, 68729996]

約数ペア:

[(1, 68729996), (2, 34364998), (4, 17182499), (43, 1598372), (86, 799186), (172, 399593), (409, 168044), (818, 84022), (977, 70348), (1636, 42011), (1954, 35174), (3908, 17587)]