478236087

素因数分解:

$3^2\times 7^1\times {\mathrm{2657}}^1\times {\mathrm{2857}}^1$

素因数の和:5527

約数の個数: 24

約数和(自身を含む): 790042656

約数和(自身を除く): 311806569

約数列:

[1, 3, 7, 9, 21, 63, 2657, 2857, 7971, 8571, 18599, 19999, 23913, 25713, 55797, 59997, 167391, 179991, 7591049, 22773147, 53137343, 68319441, 159412029, 478236087]

約数ペア:

[(1, 478236087), (3, 159412029), (7, 68319441), (9, 53137343), (21, 22773147), (63, 7591049), (2657, 179991), (2857, 167391), (7971, 59997), (8571, 55797), (18599, 25713), (19999, 23913)]