816402945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1265741}}^1$

素因数の和:1265792

約数の個数: 16

約数和(自身を含む): 1336623552

約数和(自身を除く): 520220607

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1265741, 3797223, 6328705, 18986115, 54426863, 163280589, 272134315, 816402945]

約数ペア:

[(1, 816402945), (3, 272134315), (5, 163280589), (15, 54426863), (43, 18986115), (129, 6328705), (215, 3797223), (645, 1265741)]