205152039

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{607}}^1$

素因数の和:724

約数の個数: 36

約数和(自身を含む): 321107904

約数和(自身を除く): 115955865

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 607, 799, 1821, 2209, 2397, 5463, 6627, 7191, 10319, 19881, 28529, 30957, 37553, 85587, 92871, 112659, 256761, 337977, 484993, 1340863, 1454979, 4022589, 4364937, 12067767, 22794671, 68384013, 205152039]

約数ペア:

[(1, 205152039), (3, 68384013), (9, 22794671), (17, 12067767), (47, 4364937), (51, 4022589), (141, 1454979), (153, 1340863), (423, 484993), (607, 337977), (799, 256761), (1821, 112659), (2209, 92871), (2397, 85587), (5463, 37553), (6627, 30957), (7191, 28529), (10319, 19881)]