198990971

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 215888640

約数和(自身を除く): 16897669

約数列:

[1, 19, 43, 151, 817, 1613, 2869, 6493, 30647, 69359, 123367, 243563, 1317821, 4627697, 10473209, 198990971]

約数ペア:

[(1, 198990971), (19, 10473209), (43, 4627697), (151, 1317821), (817, 243563), (1613, 123367), (2869, 69359), (6493, 30647)]