87420508

素因数分解:

$2^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{2311}}^1$

素因数の和:2522

約数の個数: 36

約数和(自身を含む): 178962672

約数和(自身を除く): 91542164

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 386, 772, 1351, 2311, 2702, 4622, 5404, 9244, 9457, 16177, 18914, 32354, 37828, 64708, 113239, 226478, 446023, 452956, 892046, 1784092, 3122161, 6244322, 12488644, 21855127, 43710254, 87420508]

約数ペア:

[(1, 87420508), (2, 43710254), (4, 21855127), (7, 12488644), (14, 6244322), (28, 3122161), (49, 1784092), (98, 892046), (193, 452956), (196, 446023), (386, 226478), (772, 113239), (1351, 64708), (2311, 37828), (2702, 32354), (4622, 18914), (5404, 16177), (9244, 9457)]