78181839

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{45481}}^1$

素因数の和:45678

約数の個数: 12

約数和(自身を含む): 113523072

約数和(自身を除く): 35341233

約数列:

[1, 3, 9, 191, 573, 1719, 45481, 136443, 409329, 8686871, 26060613, 78181839]

約数ペア:

[(1, 78181839), (3, 26060613), (9, 8686871), (191, 409329), (573, 136443), (1719, 45481)]