13399449

素因数分解:

$3^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1087}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 20471808

約数和(自身を除く): 7072359

約数列:

[1, 3, 7, 21, 587, 1087, 1761, 3261, 4109, 7609, 12327, 22827, 638069, 1914207, 4466483, 13399449]

約数ペア:

[(1, 13399449), (3, 4466483), (7, 1914207), (21, 638069), (587, 22827), (1087, 12327), (1761, 7609), (3261, 4109)]