243291256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{2269}}^1$

素因数の和:3319

約数の個数: 32

約数和(自身を含む): 491954400

約数和(自身を除く): 248663144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1031, 2062, 2269, 4124, 4538, 8248, 9076, 13403, 18152, 26806, 29497, 53612, 58994, 107224, 117988, 235976, 2339339, 4678678, 9357356, 18714712, 30411407, 60822814, 121645628, 243291256]

約数ペア:

[(1, 243291256), (2, 121645628), (4, 60822814), (8, 30411407), (13, 18714712), (26, 9357356), (52, 4678678), (104, 2339339), (1031, 235976), (2062, 117988), (2269, 107224), (4124, 58994), (4538, 53612), (8248, 29497), (9076, 26806), (13403, 18152)]