1680459949

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{1693}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 2002226688

約数和(自身を除く): 321766739

約数列:

[1, 7, 47, 49, 329, 431, 1693, 2303, 3017, 11851, 20257, 21119, 79571, 82957, 141799, 556997, 729683, 992593, 3898979, 5107781, 34295101, 35754467, 240065707, 1680459949]

約数ペア:

[(1, 1680459949), (7, 240065707), (47, 35754467), (49, 34295101), (329, 5107781), (431, 3898979), (1693, 992593), (2303, 729683), (3017, 556997), (11851, 141799), (20257, 82957), (21119, 79571)]