53971001

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 68400000

約数和(自身を除く): 14428999

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 1999, 3857, 13993, 26999, 37981, 57971, 97951, 265867, 405797, 1101449, 1861069, 2840579, 7710143, 53971001]

約数ペア:

[(1, 53971001), (7, 7710143), (19, 2840579), (29, 1861069), (49, 1101449), (133, 405797), (203, 265867), (551, 97951), (931, 57971), (1421, 37981), (1999, 26999), (3857, 13993)]