87989937

素因数分解:

$3^1\times 7^2\times {\mathrm{598571}}^1$

素因数の和:598588

約数の個数: 12

約数和(自身を含む): 136474416

約数和(自身を除く): 48484479

約数列:

[1, 3, 7, 21, 49, 147, 598571, 1795713, 4189997, 12569991, 29329979, 87989937]

約数ペア:

[(1, 87989937), (3, 29329979), (7, 12569991), (21, 4189997), (49, 1795713), (147, 598571)]