520023795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{70321}}^1$

素因数の和:70375

約数の個数: 32

約数和(自身を含む): 911373120

約数和(自身を除く): 391349325

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 70321, 210963, 351605, 1054815, 1195457, 2039309, 3586371, 5977285, 6117927, 10196545, 17931855, 30589635, 34668253, 104004759, 173341265, 520023795]

約数ペア:

[(1, 520023795), (3, 173341265), (5, 104004759), (15, 34668253), (17, 30589635), (29, 17931855), (51, 10196545), (85, 6117927), (87, 5977285), (145, 3586371), (255, 2039309), (435, 1195457), (493, 1054815), (1479, 351605), (2465, 210963), (7395, 70321)]