6906991

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{1549}}^1$

素因数の和:1583

約数の個数: 16

約数和(自身を含む): 8680000

約数和(自身を除く): 1773009

約数列:

[1, 7, 13, 49, 91, 343, 637, 1549, 4459, 10843, 20137, 75901, 140959, 531307, 986713, 6906991]

約数ペア:

[(1, 6906991), (7, 986713), (13, 531307), (49, 140959), (91, 75901), (343, 20137), (637, 10843), (1549, 4459)]