208644961

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47387}}^1$

素因数の和:47448

約数の個数: 16

約数和(自身を含む): 259307136

約数和(自身を除く): 50662175

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 47387, 331709, 805579, 1753319, 5639053, 12273233, 29806423, 208644961]

約数ペア:

[(1, 208644961), (7, 29806423), (17, 12273233), (37, 5639053), (119, 1753319), (259, 805579), (629, 331709), (4403, 47387)]