27687219

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2309}}^1$

素因数の和:2890

約数の個数: 16

約数和(自身を含む): 42282240

約数和(自身を除く): 14595021

約数列:

[1, 3, 7, 21, 571, 1713, 2309, 3997, 6927, 11991, 16163, 48489, 1318439, 3955317, 9229073, 27687219]

約数ペア:

[(1, 27687219), (3, 9229073), (7, 3955317), (21, 1318439), (571, 48489), (1713, 16163), (2309, 11991), (3997, 6927)]