207660579

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{10163}}^1$

素因数の和:10319

約数の個数: 24

約数和(自身を含む): 324434880

約数和(自身を除く): 116774301

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 10163, 20433, 30489, 71141, 213423, 497987, 1412657, 1493961, 4237971, 9888599, 29665797, 69220193, 207660579]

約数ペア:

[(1, 207660579), (3, 69220193), (7, 29665797), (21, 9888599), (49, 4237971), (139, 1493961), (147, 1412657), (417, 497987), (973, 213423), (2919, 71141), (6811, 30489), (10163, 20433)]