71693531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 91929600

約数和(自身を除く): 20236069

約数列:

[1, 7, 13, 37, 91, 107, 199, 259, 481, 749, 1391, 1393, 2587, 3367, 3959, 7363, 9737, 18109, 21293, 27713, 51467, 51541, 95719, 149051, 276809, 360269, 670033, 787841, 1937663, 5514887, 10241933, 71693531]

約数ペア:

[(1, 71693531), (7, 10241933), (13, 5514887), (37, 1937663), (91, 787841), (107, 670033), (199, 360269), (259, 276809), (481, 149051), (749, 95719), (1391, 51541), (1393, 51467), (2587, 27713), (3367, 21293), (3959, 18109), (7363, 9737)]