2551710721

素因数分解:

$7^2\times {\mathrm{163}}^1\times {\mathrm{319483}}^1$

素因数の和:319660

約数の個数: 12

約数和(自身を含む): 2986536432

約数和(自身を除く): 434825711

約数列:

[1, 7, 49, 163, 1141, 7987, 319483, 2236381, 15654667, 52075729, 364530103, 2551710721]

約数ペア:

[(1, 2551710721), (7, 364530103), (49, 52075729), (163, 15654667), (1141, 2236381), (7987, 319483)]