638520063

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{35291}}^1$

素因数の和:35494

約数の個数: 16

約数和(自身を含む): 879758976

約数和(自身を除く): 241238913

約数列:

[1, 3, 37, 111, 163, 489, 6031, 18093, 35291, 105873, 1305767, 3917301, 5752433, 17257299, 212840021, 638520063]

約数ペア:

[(1, 638520063), (3, 212840021), (37, 17257299), (111, 5752433), (163, 3917301), (489, 1305767), (6031, 105873), (18093, 35291)]