55116321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{74381}}^1$

素因数の和:74416

約数の個数: 16

約数和(自身を含む): 83307840

約数和(自身を除く): 28191519

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 74381, 223143, 966953, 1413239, 2900859, 4239717, 18372107, 55116321]

約数ペア:

[(1, 55116321), (3, 18372107), (13, 4239717), (19, 2900859), (39, 1413239), (57, 966953), (247, 223143), (741, 74381)]