18077553

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51503}}^1$

素因数の和:51525

約数の個数: 16

約数和(自身を含む): 28842240

約数和(自身を除く): 10764687

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51503, 154509, 463527, 669539, 1390581, 2008617, 6025851, 18077553]

約数ペア:

[(1, 18077553), (3, 6025851), (9, 2008617), (13, 1390581), (27, 669539), (39, 463527), (117, 154509), (351, 51503)]