68321883

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 110246400

約数和(自身を除く): 41924517

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 2609, 3741, 7827, 8729, 18263, 26187, 54789, 75661, 112187, 226983, 336561, 529627, 785309, 1588881, 2355927, 3253423, 9760269, 22773961, 68321883]

約数ペア:

[(1, 68321883), (3, 22773961), (7, 9760269), (21, 3253423), (29, 2355927), (43, 1588881), (87, 785309), (129, 529627), (203, 336561), (301, 226983), (609, 112187), (903, 75661), (1247, 54789), (2609, 26187), (3741, 18263), (7827, 8729)]