87240987

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{69737}}^1$

素因数の和:69882

約数の個数: 12

約数和(自身を含む): 126923160

約数和(自身を除く): 39682173

約数列:

[1, 3, 9, 139, 417, 1251, 69737, 209211, 627633, 9693443, 29080329, 87240987]

約数ペア:

[(1, 87240987), (3, 29080329), (9, 9693443), (139, 627633), (417, 209211), (1251, 69737)]