16219827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 25420304

約数和(自身を除く): 9200477

約数列:

[1, 3, 9, 13, 39, 117, 157, 471, 883, 1413, 2041, 2649, 6123, 7947, 11479, 18369, 34437, 103311, 138631, 415893, 1247679, 1802203, 5406609, 16219827]

約数ペア:

[(1, 16219827), (3, 5406609), (9, 1802203), (13, 1247679), (39, 415893), (117, 138631), (157, 103311), (471, 34437), (883, 18369), (1413, 11479), (2041, 7947), (2649, 6123)]