81997239

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{55441}}^1$

素因数の和:55490

約数の個数: 16

約数和(自身を含む): 119754720

約数和(自身を除く): 37757481

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 55441, 166323, 942497, 1607789, 2827491, 4823367, 27332413, 81997239]

約数ペア:

[(1, 81997239), (3, 27332413), (17, 4823367), (29, 2827491), (51, 1607789), (87, 942497), (493, 166323), (1479, 55441)]