201121587

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{457}}^2$

素因数の和:1027

約数の個数: 18

約数和(自身を含む): 293867028

約数和(自身を除く): 92745441

約数列:

[1, 3, 9, 107, 321, 457, 963, 1371, 4113, 48899, 146697, 208849, 440091, 626547, 1879641, 22346843, 67040529, 201121587]

約数ペア:

[(1, 201121587), (3, 67040529), (9, 22346843), (107, 1879641), (321, 626547), (457, 440091), (963, 208849), (1371, 146697), (4113, 48899)]