1285288548

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{248509}}^1$

素因数の和:248947

約数の個数: 24

約数和(自身を含む): 3005976960

約数和(自身を除く): 1720688412

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 1293, 1724, 2586, 5172, 248509, 497018, 745527, 994036, 1491054, 2982108, 107107379, 214214758, 321322137, 428429516, 642644274, 1285288548]

約数ペア:

[(1, 1285288548), (2, 642644274), (3, 428429516), (4, 321322137), (6, 214214758), (12, 107107379), (431, 2982108), (862, 1491054), (1293, 994036), (1724, 745527), (2586, 497018), (5172, 248509)]