81822265

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3001}}^1$

素因数の和:3073

約数の個数: 32

約数和(自身を含む): 121040640

約数和(自身を除く): 39218375

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 665, 779, 1435, 3001, 3895, 5453, 15005, 21007, 27265, 57019, 105035, 123041, 285095, 399133, 615205, 861287, 1995665, 2337779, 4306435, 11688895, 16364453, 81822265]

約数ペア:

[(1, 81822265), (5, 16364453), (7, 11688895), (19, 4306435), (35, 2337779), (41, 1995665), (95, 861287), (133, 615205), (205, 399133), (287, 285095), (665, 123041), (779, 105035), (1435, 57019), (3001, 27265), (3895, 21007), (5453, 15005)]