27820828

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3301}}^1$

素因数の和:3362

約数の個数: 36

約数和(自身を含む): 57969912

約数和(自身を除く): 30149084

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 3301, 4214, 6602, 8428, 13204, 23107, 46214, 92428, 141943, 161749, 283886, 323498, 567772, 646996, 993601, 1987202, 3974404, 6955207, 13910414, 27820828]

約数ペア:

[(1, 27820828), (2, 13910414), (4, 6955207), (7, 3974404), (14, 1987202), (28, 993601), (43, 646996), (49, 567772), (86, 323498), (98, 283886), (172, 161749), (196, 141943), (301, 92428), (602, 46214), (1204, 23107), (2107, 13204), (3301, 8428), (4214, 6602)]