291299242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{80603}}^1$

素因数の和:80757

約数の個数: 16

約数和(自身を含む): 473951520

約数和(自身を除く): 182652278

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 80603, 161206, 1047839, 2095678, 11203817, 22407634, 145649621, 291299242]

約数ペア:

[(1, 291299242), (2, 145649621), (13, 22407634), (26, 11203817), (139, 2095678), (278, 1047839), (1807, 161206), (3614, 80603)]