31031199

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{9551}}^1$

素因数の和:9595

約数の個数: 18

約数和(自身を含む): 47311056

約数和(自身を除く): 16279857

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 9551, 28653, 85959, 181469, 544407, 1633221, 3447911, 10343733, 31031199]

約数ペア:

[(1, 31031199), (3, 10343733), (9, 3447911), (19, 1633221), (57, 544407), (171, 181469), (361, 85959), (1083, 28653), (3249, 9551)]