53447445

素因数分解:

$3^4\times 5^1\times {\mathrm{131969}}^1$

素因数の和:131986

約数の個数: 20

約数和(自身を含む): 95810220

約数和(自身を除く): 42362775

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 131969, 395907, 659845, 1187721, 1979535, 3563163, 5938605, 10689489, 17815815, 53447445]

約数ペア:

[(1, 53447445), (3, 17815815), (5, 10689489), (9, 5938605), (15, 3563163), (27, 1979535), (45, 1187721), (81, 659845), (135, 395907), (405, 131969)]