256113

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 436800

約数和(自身を除く): 180687

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 199, 429, 597, 1287, 1791, 2189, 2587, 6567, 7761, 19701, 23283, 28457, 85371, 256113]

約数ペア:

[(1, 256113), (3, 85371), (9, 28457), (11, 23283), (13, 19701), (33, 7761), (39, 6567), (99, 2587), (117, 2189), (143, 1791), (199, 1287), (429, 597)]