15987429

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 25534080

約数和(自身を除く): 9546651

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 571, 1037, 1647, 1713, 3111, 5139, 9333, 9707, 15417, 27999, 29121, 34831, 87363, 104493, 262089, 313479, 592127, 940437, 1776381, 5329143, 15987429]

約数ペア:

[(1, 15987429), (3, 5329143), (9, 1776381), (17, 940437), (27, 592127), (51, 313479), (61, 262089), (153, 104493), (183, 87363), (459, 34831), (549, 29121), (571, 27999), (1037, 15417), (1647, 9707), (1713, 9333), (3111, 5139)]