13819281

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1499}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 21120000

約数和(自身を除く): 7300719

約数列:

[1, 3, 7, 21, 439, 1317, 1499, 3073, 4497, 9219, 10493, 31479, 658061, 1974183, 4606427, 13819281]

約数ペア:

[(1, 13819281), (3, 4606427), (7, 1974183), (21, 658061), (439, 31479), (1317, 10493), (1499, 9219), (3073, 4497)]