71516564

素因数分解:

$2^2\times 7^1\times {\mathrm{1279}}^1\times {\mathrm{1997}}^1$

素因数の和:3287

約数の個数: 24

約数和(自身を含む): 143216640

約数和(自身を除く): 71700076

約数列:

[1, 2, 4, 7, 14, 28, 1279, 1997, 2558, 3994, 5116, 7988, 8953, 13979, 17906, 27958, 35812, 55916, 2554163, 5108326, 10216652, 17879141, 35758282, 71516564]

約数ペア:

[(1, 71516564), (2, 35758282), (4, 17879141), (7, 10216652), (14, 5108326), (28, 2554163), (1279, 55916), (1997, 35812), (2558, 27958), (3994, 17906), (5116, 13979), (7988, 8953)]