779780817

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{395627}}^1$

素因数の和:395709

約数の個数: 16

約数和(自身を含む): 1171058880

約数和(自身を除く): 391278063

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 395627, 1186881, 3560643, 10681929, 28880771, 86642313, 259926939, 779780817]

約数ペア:

[(1, 779780817), (3, 259926939), (9, 86642313), (27, 28880771), (73, 10681929), (219, 3560643), (657, 1186881), (1971, 395627)]