39904179

素因数分解:

$3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{769}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 62148240

約数和(自身を除く): 22244061

約数列:

[1, 3, 7, 21, 49, 147, 353, 769, 1059, 2307, 2471, 5383, 7413, 16149, 17297, 37681, 51891, 113043, 271457, 814371, 1900199, 5700597, 13301393, 39904179]

約数ペア:

[(1, 39904179), (3, 13301393), (7, 5700597), (21, 1900199), (49, 814371), (147, 271457), (353, 113043), (769, 51891), (1059, 37681), (2307, 17297), (2471, 16149), (5383, 7413)]