681616012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2213039}}^1$

素因数の和:2213061

約数の個数: 24

約数和(自身を含む): 1487162880

約数和(自身を除く): 805546868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2213039, 4426078, 8852156, 15491273, 24343429, 30982546, 48686858, 61965092, 97373716, 170404003, 340808006, 681616012]

約数ペア:

[(1, 681616012), (2, 340808006), (4, 170404003), (7, 97373716), (11, 61965092), (14, 48686858), (22, 30982546), (28, 24343429), (44, 15491273), (77, 8852156), (154, 4426078), (308, 2213039)]