870458138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1720273}}^1$

素因数の和:1720309

約数の個数: 16

約数和(自身を含む): 1486316736

約数和(自身を除く): 615858598

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 1720273, 3440546, 18923003, 37846006, 39566279, 79132558, 435229069, 870458138]

約数ペア:

[(1, 870458138), (2, 435229069), (11, 79132558), (22, 39566279), (23, 37846006), (46, 18923003), (253, 3440546), (506, 1720273)]