31947417

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{9833}}^1$

素因数の和:9877

約数の個数: 18

約数和(自身を含む): 48707802

約数和(自身を除く): 16760385

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 9833, 29499, 88497, 186827, 560481, 1681443, 3549713, 10649139, 31947417]

約数ペア:

[(1, 31947417), (3, 10649139), (9, 3549713), (19, 1681443), (57, 560481), (171, 186827), (361, 88497), (1083, 29499), (3249, 9833)]