1294995723

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1\times {\mathrm{2309}}^1$

素因数の和:3907

約数の個数: 32

約数和(自身を含む): 2091640320

約数和(自身を除く): 796644597

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1571, 2309, 4713, 6927, 10997, 16163, 26707, 32991, 39253, 48489, 80121, 117759, 186949, 274771, 560847, 824313, 3627439, 10882317, 25392073, 61666463, 76176219, 184999389, 431665241, 1294995723]

約数ペア:

[(1, 1294995723), (3, 431665241), (7, 184999389), (17, 76176219), (21, 61666463), (51, 25392073), (119, 10882317), (357, 3627439), (1571, 824313), (2309, 560847), (4713, 274771), (6927, 186949), (10997, 117759), (16163, 80121), (26707, 48489), (32991, 39253)]