51971493

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{31327}}^1$

素因数の和:31416

約数の個数: 16

約数和(自身を含む): 80199680

約数和(自身を除く): 28228187

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 31327, 93981, 219289, 657867, 2474833, 7424499, 17323831, 51971493]

約数ペア:

[(1, 51971493), (3, 17323831), (7, 7424499), (21, 2474833), (79, 657867), (237, 219289), (553, 93981), (1659, 31327)]