51420453

素因数分解:

$3^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{701}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 80028000

約数和(自身を除く): 28607547

約数列:

[1, 3, 7, 21, 49, 147, 499, 701, 1497, 2103, 3493, 4907, 10479, 14721, 24451, 34349, 73353, 103047, 349799, 1049397, 2448593, 7345779, 17140151, 51420453]

約数ペア:

[(1, 51420453), (3, 17140151), (7, 7345779), (21, 2448593), (49, 1049397), (147, 349799), (499, 103047), (701, 73353), (1497, 34349), (2103, 24451), (3493, 14721), (4907, 10479)]