828771279

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2077121}}^1$

素因数の和:2077150

約数の個数: 16

約数和(自身を含む): 1329358080

約数和(自身を除く): 500586801

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2077121, 6231363, 14539847, 39465299, 43619541, 118395897, 276257093, 828771279]

約数ペア:

[(1, 828771279), (3, 276257093), (7, 118395897), (19, 43619541), (21, 39465299), (57, 14539847), (133, 6231363), (399, 2077121)]