54387557

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 14732443

約数列:

[1, 7, 19, 29, 59, 133, 203, 239, 413, 551, 1121, 1673, 1711, 3857, 4541, 6931, 7847, 11977, 14101, 31787, 32509, 48517, 98707, 131689, 227563, 267919, 408929, 921823, 1875433, 2862503, 7769651, 54387557]

約数ペア:

[(1, 54387557), (7, 7769651), (19, 2862503), (29, 1875433), (59, 921823), (133, 408929), (203, 267919), (239, 227563), (413, 131689), (551, 98707), (1121, 48517), (1673, 32509), (1711, 31787), (3857, 14101), (4541, 11977), (6931, 7847)]