31328889

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 42504000

約数和(自身を除く): 11175111

約数列:

[1, 3, 109, 149, 327, 447, 643, 1929, 16241, 48723, 70087, 95807, 210261, 287421, 10442963, 31328889]

約数ペア:

[(1, 31328889), (3, 10442963), (109, 287421), (149, 210261), (327, 95807), (447, 70087), (643, 48723), (1929, 16241)]