28639086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{681883}}^1$

素因数の和:681895

約数の個数: 16

約数和(自身を含む): 65460864

約数和(自身を除く): 36821778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 681883, 1363766, 2045649, 4091298, 4773181, 9546362, 14319543, 28639086]

約数ペア:

[(1, 28639086), (2, 14319543), (3, 9546362), (6, 4773181), (7, 4091298), (14, 2045649), (21, 1363766), (42, 681883)]