211345887

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2383}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 313085952

約数和(自身を除く): 101740065

約数列:

[1, 3, 17, 37, 47, 51, 111, 141, 629, 799, 1739, 1887, 2383, 2397, 5217, 7149, 29563, 40511, 88171, 88689, 112001, 121533, 264513, 336003, 1498907, 1904017, 4144037, 4496721, 5712051, 12432111, 70448629, 211345887]

約数ペア:

[(1, 211345887), (3, 70448629), (17, 12432111), (37, 5712051), (47, 4496721), (51, 4144037), (111, 1904017), (141, 1498907), (629, 336003), (799, 264513), (1739, 121533), (1887, 112001), (2383, 88689), (2397, 88171), (5217, 40511), (7149, 29563)]