27953919

素因数分解:

$3^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{769}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 46286240

約数和(自身を除く): 18332321

約数列:

[1, 3, 7, 9, 21, 63, 577, 769, 1731, 2307, 4039, 5193, 5383, 6921, 12117, 16149, 36351, 48447, 443713, 1331139, 3105991, 3993417, 9317973, 27953919]

約数ペア:

[(1, 27953919), (3, 9317973), (7, 3993417), (9, 3105991), (21, 1331139), (63, 443713), (577, 48447), (769, 36351), (1731, 16149), (2307, 12117), (4039, 6921), (5193, 5383)]