27863703

素因数分解:

$3^3\times 7^2\times {\mathrm{21061}}^1$

素因数の和:21084

約数の個数: 24

約数和(自身を含む): 48021360

約数和(自身を除く): 20157657

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21061, 63183, 147427, 189549, 442281, 568647, 1031989, 1326843, 3095967, 3980529, 9287901, 27863703]

約数ペア:

[(1, 27863703), (3, 9287901), (7, 3980529), (9, 3095967), (21, 1326843), (27, 1031989), (49, 568647), (63, 442281), (147, 189549), (189, 147427), (441, 63183), (1323, 21061)]