205753418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{76831}}^1$

素因数の和:76949

約数の個数: 16

約数和(自身を含む): 335602176

約数和(自身を除く): 129848758

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 76831, 153662, 998803, 1997606, 7913593, 15827186, 102876709, 205753418]

約数ペア:

[(1, 205753418), (2, 102876709), (13, 15827186), (26, 7913593), (103, 1997606), (206, 998803), (1339, 153662), (2678, 76831)]