2250009

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 18

約数和(自身を含む): 3349710

約数和(自身を除く): 1099701

約数列:

[1, 3, 9, 53, 89, 159, 267, 477, 801, 2809, 4717, 8427, 14151, 25281, 42453, 250001, 750003, 2250009]

約数ペア:

[(1, 2250009), (3, 750003), (9, 250001), (53, 42453), (89, 25281), (159, 14151), (267, 8427), (477, 4717), (801, 2809)]