1948221

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{1789}}^1$

素因数の和:1817

約数の個数: 18

約数和(自身を含む): 3094910

約数和(自身を除く): 1146689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1789, 5367, 16101, 19679, 59037, 177111, 216469, 649407, 1948221]

約数ペア:

[(1, 1948221), (3, 649407), (9, 216469), (11, 177111), (33, 59037), (99, 19679), (121, 16101), (363, 5367), (1089, 1789)]