13778079

素因数分解:

$3^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{811}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 21047040

約数和(自身を除く): 7268961

約数列:

[1, 3, 7, 21, 809, 811, 2427, 2433, 5663, 5677, 16989, 17031, 656099, 1968297, 4592693, 13778079]

約数ペア:

[(1, 13778079), (3, 4592693), (7, 1968297), (21, 656099), (809, 17031), (811, 16989), (2427, 5677), (2433, 5663)]