209439379

素因数分解:

${\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{4637}}^1$

素因数の和:4746

約数の個数: 12

約数和(自身を含む): 221065632

約数和(自身を除く): 11626253

約数列:

[1, 31, 47, 961, 1457, 4637, 45167, 143747, 217939, 4456157, 6756109, 209439379]

約数ペア:

[(1, 209439379), (31, 6756109), (47, 4456157), (961, 217939), (1457, 143747), (4637, 45167)]