31130138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3030

約数の個数: 24

約数和(自身を含む): 52212096

約数和(自身を除く): 21081958

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2971, 5239, 5942, 10478, 38623, 77246, 92101, 184202, 502099, 1004198, 1197313, 2394626, 15565069, 31130138]

約数ペア:

[(1, 31130138), (2, 15565069), (13, 2394626), (26, 1197313), (31, 1004198), (62, 502099), (169, 184202), (338, 92101), (403, 77246), (806, 38623), (2971, 10478), (5239, 5942)]