263871999

素因数分解:

$3^5\times {\mathrm{479}}^1\times {\mathrm{2267}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 396264960

約数和(自身を除く): 132392961

約数列:

[1, 3, 9, 27, 81, 243, 479, 1437, 2267, 4311, 6801, 12933, 20403, 38799, 61209, 116397, 183627, 550881, 1085893, 3257679, 9773037, 29319111, 87957333, 263871999]

約数ペア:

[(1, 263871999), (3, 87957333), (9, 29319111), (27, 9773037), (81, 3257679), (243, 1085893), (479, 550881), (1437, 183627), (2267, 116397), (4311, 61209), (6801, 38799), (12933, 20403)]