861363985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{24481}}^1$

素因数の和:24744

約数の個数: 16

約数和(自身を含む): 1071724032

約数和(自身を除く): 210360047

約数列:

[1, 5, 31, 155, 227, 1135, 7037, 24481, 35185, 122405, 758911, 3794555, 5557187, 27785935, 172272797, 861363985]

約数ペア:

[(1, 861363985), (5, 172272797), (31, 27785935), (155, 5557187), (227, 3794555), (1135, 758911), (7037, 122405), (24481, 35185)]