205710065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86981}}^1$

素因数の和:87040

約数の個数: 16

約数和(自身を含む): 275558976

約数和(自身を除く): 69848911

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 86981, 434905, 956791, 3740183, 4783955, 18700915, 41142013, 205710065]

約数ペア:

[(1, 205710065), (5, 41142013), (11, 18700915), (43, 4783955), (55, 3740183), (215, 956791), (473, 434905), (2365, 86981)]