81630017

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{3607}}^1$

素因数の和:3728

約数の個数: 16

約数和(自身を含む): 96636672

約数和(自身を除く): 15006655

約数列:

[1, 7, 53, 61, 371, 427, 3233, 3607, 22631, 25249, 191171, 220027, 1338197, 1540189, 11661431, 81630017]

約数ペア:

[(1, 81630017), (7, 11661431), (53, 1540189), (61, 1338197), (371, 220027), (427, 191171), (3233, 25249), (3607, 22631)]