28361949

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2081}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 47969280

約数和(自身を除く): 19607331

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 231, 413, 649, 1239, 1947, 2081, 4543, 6243, 13629, 14567, 22891, 43701, 68673, 122779, 160237, 368337, 480711, 859453, 1350569, 2578359, 4051707, 9453983, 28361949]

約数ペア:

[(1, 28361949), (3, 9453983), (7, 4051707), (11, 2578359), (21, 1350569), (33, 859453), (59, 480711), (77, 368337), (177, 160237), (231, 122779), (413, 68673), (649, 43701), (1239, 22891), (1947, 14567), (2081, 13629), (4543, 6243)]