26490399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21911}}^1$

素因数の和:21958

約数の個数: 16

約数和(自身を含む): 39266304

約数和(自身を除く): 12775905

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 21911, 65733, 284843, 679241, 854529, 2037723, 8830133, 26490399]

約数ペア:

[(1, 26490399), (3, 8830133), (13, 2037723), (31, 854529), (39, 679241), (93, 284843), (403, 65733), (1209, 21911)]