28838719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1019}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 35642880

約数和(自身を除く): 6804161

約数列:

[1, 7, 13, 91, 311, 1019, 2177, 4043, 7133, 13247, 28301, 92729, 316909, 2218363, 4119817, 28838719]

約数ペア:

[(1, 28838719), (7, 4119817), (13, 2218363), (91, 316909), (311, 92729), (1019, 28301), (2177, 13247), (4043, 7133)]