28259829

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241537}}^1$

素因数の和:241556

約数の個数: 12

約数和(自身を含む): 43959916

約数和(自身を除く): 15700087

約数列:

[1, 3, 9, 13, 39, 117, 241537, 724611, 2173833, 3139981, 9419943, 28259829]

約数ペア:

[(1, 28259829), (3, 9419943), (9, 3139981), (13, 2173833), (39, 724611), (117, 241537)]