161570266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1423}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 285643008

約数和(自身を除く): 124072742

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 397, 794, 1423, 2846, 4367, 5161, 8734, 10322, 15653, 18499, 31306, 36998, 56771, 113542, 203489, 406978, 564931, 1129862, 6214241, 7344103, 12428482, 14688206, 80785133, 161570266]

約数ペア:

[(1, 161570266), (2, 80785133), (11, 14688206), (13, 12428482), (22, 7344103), (26, 6214241), (143, 1129862), (286, 564931), (397, 406978), (794, 203489), (1423, 113542), (2846, 56771), (4367, 36998), (5161, 31306), (8734, 18499), (10322, 15653)]