121784642

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457837}}^1$

素因数の和:457865

約数の個数: 16

約数和(自身を含む): 219762240

約数和(自身を除く): 97977598

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 457837, 915674, 3204859, 6409718, 8698903, 17397806, 60892321, 121784642]

約数ペア:

[(1, 121784642), (2, 60892321), (7, 17397806), (14, 8698903), (19, 6409718), (38, 3204859), (133, 915674), (266, 457837)]