67631319

素因数分解:

$3^2\times 7^2\times {\mathrm{153359}}^1$

素因数の和:153379

約数の個数: 18

約数和(自身を含む): 113639760

約数和(自身を除く): 46008441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 153359, 460077, 1073513, 1380231, 3220539, 7514591, 9661617, 22543773, 67631319]

約数ペア:

[(1, 67631319), (3, 22543773), (7, 9661617), (9, 7514591), (21, 3220539), (49, 1380231), (63, 1073513), (147, 460077), (441, 153359)]