2798029

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 16

約数和(自身を含む): 3193344

約数和(自身を除く): 395315

約数列:

[1, 13, 31, 53, 131, 403, 689, 1643, 1703, 4061, 6943, 21359, 52793, 90259, 215233, 2798029]

約数ペア:

[(1, 2798029), (13, 215233), (31, 90259), (53, 52793), (131, 21359), (403, 6943), (689, 4061), (1643, 1703)]