858960508

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{220699}}^1$

素因数の和:220849

約数の個数: 24

約数和(自身を含む): 1730288000

約数和(自身を除く): 871327492

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 220699, 441398, 882796, 1544893, 3089786, 6179572, 30677161, 61354322, 122708644, 214740127, 429480254, 858960508]

約数ペア:

[(1, 858960508), (2, 429480254), (4, 214740127), (7, 122708644), (14, 61354322), (28, 30677161), (139, 6179572), (278, 3089786), (556, 1544893), (973, 882796), (1946, 441398), (3892, 220699)]