205124829

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107339}}^1$

素因数の和:107369

約数の個数: 24

約数和(自身を含む): 342629280

約数和(自身を除く): 137504451

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 107339, 322017, 751373, 1395407, 2254119, 4186221, 5259611, 9767849, 15778833, 29303547, 68374943, 205124829]

約数ペア:

[(1, 205124829), (3, 68374943), (7, 29303547), (13, 15778833), (21, 9767849), (39, 5259611), (49, 4186221), (91, 2254119), (147, 1395407), (273, 751373), (637, 322017), (1911, 107339)]