28335065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11981}}^1$

素因数の和:12040

約数の個数: 16

約数和(自身を含む): 37958976

約数和(自身を除く): 9623911

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 11981, 59905, 131791, 515183, 658955, 2575915, 5667013, 28335065]

約数ペア:

[(1, 28335065), (5, 5667013), (11, 2575915), (43, 658955), (55, 515183), (215, 131791), (473, 59905), (2365, 11981)]