12287997

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 19215360

約数和(自身を除く): 6927363

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 277, 279, 477, 831, 837, 1431, 1643, 2493, 4929, 7479, 8587, 14681, 14787, 25761, 44043, 44361, 77283, 132129, 231849, 396387, 455111, 1365333, 4095999, 12287997]

約数ペア:

[(1, 12287997), (3, 4095999), (9, 1365333), (27, 455111), (31, 396387), (53, 231849), (93, 132129), (159, 77283), (277, 44361), (279, 44043), (477, 25761), (831, 14787), (837, 14681), (1431, 8587), (1643, 7479), (2493, 4929)]