777778569

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{1009}}^1\times {\mathrm{2089}}^1$

素因数の和:3145

約数の個数: 24

約数和(自身を含む): 1152551400

約数和(自身を除く): 374772831

約数列:

[1, 3, 9, 41, 123, 369, 1009, 2089, 3027, 6267, 9081, 18801, 41369, 85649, 124107, 256947, 372321, 770841, 2107801, 6323403, 18970209, 86419841, 259259523, 777778569]

約数ペア:

[(1, 777778569), (3, 259259523), (9, 86419841), (41, 18970209), (123, 6323403), (369, 2107801), (1009, 770841), (2089, 372321), (3027, 256947), (6267, 124107), (9081, 85649), (18801, 41369)]