81767896845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10531}}^1\times {\mathrm{30449}}^1$

素因数の和:41005

約数の個数: 32

約数和(自身を含む): 138542140800

約数和(自身を除く): 56774243955

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 10531, 30449, 31593, 52655, 91347, 152245, 157965, 179027, 456735, 517633, 537081, 895135, 1552899, 2588165, 2685405, 7764495, 320658419, 961975257, 1603292095, 4809876285, 5451193123, 16353579369, 27255965615, 81767896845]

約数ペア:

[(1, 81767896845), (3, 27255965615), (5, 16353579369), (15, 5451193123), (17, 4809876285), (51, 1603292095), (85, 961975257), (255, 320658419), (10531, 7764495), (30449, 2685405), (31593, 2588165), (52655, 1552899), (91347, 895135), (152245, 537081), (157965, 517633), (179027, 456735)]