290508193

素因数分解:

${\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 309052800

約数和(自身を除く): 18544607

約数列:

[1, 23, 89, 139, 1021, 2047, 3197, 12371, 23483, 90869, 141919, 284533, 2089987, 3264137, 12630791, 290508193]

約数ペア:

[(1, 290508193), (23, 12630791), (89, 3264137), (139, 2089987), (1021, 284533), (2047, 141919), (3197, 90869), (12371, 23483)]