402556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1307}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 878976

約数和(自身を除く): 476420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1307, 2614, 5228, 9149, 14377, 18298, 28754, 36596, 57508, 100639, 201278, 402556]

約数ペア:

[(1, 402556), (2, 201278), (4, 100639), (7, 57508), (11, 36596), (14, 28754), (22, 18298), (28, 14377), (44, 9149), (77, 5228), (154, 2614), (308, 1307)]