520199217

素因数分解:

$3^2\times {\mathrm{643}}^1\times {\mathrm{89891}}^1$

素因数の和:90540

約数の個数: 12

約数和(自身を含む): 752575824

約数和(自身を除く): 232376607

約数列:

[1, 3, 9, 643, 1929, 5787, 89891, 269673, 809019, 57799913, 173399739, 520199217]

約数ペア:

[(1, 520199217), (3, 173399739), (9, 57799913), (643, 809019), (1929, 269673), (5787, 89891)]