51780484

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{11779}}^1$

素因数の和:11947

約数の個数: 24

約数和(自身を含む): 104229440

約数和(自身を除く): 52448956

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 11779, 23558, 47116, 82453, 164906, 329812, 1849303, 3698606, 7397212, 12945121, 25890242, 51780484]

約数ペア:

[(1, 51780484), (2, 25890242), (4, 12945121), (7, 7397212), (14, 3698606), (28, 1849303), (157, 329812), (314, 164906), (628, 82453), (1099, 47116), (2198, 23558), (4396, 11779)]