243568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1192

約数の個数: 20

約数和(自身を含む): 508648

約数和(自身を除く): 265080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1171, 2342, 4684, 9368, 15223, 18736, 30446, 60892, 121784, 243568]

約数ペア:

[(1, 243568), (2, 121784), (4, 60892), (8, 30446), (13, 18736), (16, 15223), (26, 9368), (52, 4684), (104, 2342), (208, 1171)]