820674

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 24

約数和(自身を含む): 1797120

約数和(自身を除く): 976446

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 359, 381, 718, 762, 1077, 1143, 2154, 2286, 3231, 6462, 45593, 91186, 136779, 273558, 410337, 820674]

約数ペア:

[(1, 820674), (2, 410337), (3, 273558), (6, 136779), (9, 91186), (18, 45593), (127, 6462), (254, 3231), (359, 2286), (381, 2154), (718, 1143), (762, 1077)]