16685991

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9133}}^1$

素因数の和:9175

約数の個数: 24

約数和(自身を含む): 28498080

約数和(自身を除く): 11812089

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 9133, 27399, 63931, 82197, 191793, 264857, 575379, 794571, 1853999, 2383713, 5561997, 16685991]

約数ペア:

[(1, 16685991), (3, 5561997), (7, 2383713), (9, 1853999), (21, 794571), (29, 575379), (63, 264857), (87, 191793), (203, 82197), (261, 63931), (609, 27399), (1827, 9133)]