28702828

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13313}}^1$

素因数の和:13342

約数の個数: 36

約数和(自身を含む): 63747432

約数和(自身を除く): 35044604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 13313, 26626, 53252, 93191, 146443, 186382, 292886, 372764, 585772, 652337, 1025101, 1304674, 2050202, 2609348, 4100404, 7175707, 14351414, 28702828]

約数ペア:

[(1, 28702828), (2, 14351414), (4, 7175707), (7, 4100404), (11, 2609348), (14, 2050202), (22, 1304674), (28, 1025101), (44, 652337), (49, 585772), (77, 372764), (98, 292886), (154, 186382), (196, 146443), (308, 93191), (539, 53252), (1078, 26626), (2156, 13313)]