18139329

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51679}}^1$

素因数の和:51701

約数の個数: 16

約数和(自身を含む): 28940800

約数和(自身を除く): 10801471

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51679, 155037, 465111, 671827, 1395333, 2015481, 6046443, 18139329]

約数ペア:

[(1, 18139329), (3, 6046443), (9, 2015481), (13, 1395333), (27, 671827), (39, 465111), (117, 155037), (351, 51679)]