78828891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1\times {\mathrm{1301}}^1$

素因数の和:2386

約数の個数: 16

約数和(自身を含む): 110826240

約数和(自身を除く): 31997349

約数列:

[1, 3, 19, 57, 1063, 1301, 3189, 3903, 20197, 24719, 60591, 74157, 1382963, 4148889, 26276297, 78828891]

約数ペア:

[(1, 78828891), (3, 26276297), (19, 4148889), (57, 1382963), (1063, 74157), (1301, 60591), (3189, 24719), (3903, 20197)]