78004719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{666707}}^1$

素因数の和:666726

約数の個数: 12

約数和(自身を含む): 121340856

約数和(自身を除く): 43336137

約数列:

[1, 3, 9, 13, 39, 117, 666707, 2000121, 6000363, 8667191, 26001573, 78004719]

約数ペア:

[(1, 78004719), (3, 26001573), (9, 8667191), (13, 6000363), (39, 2000121), (117, 666707)]