212546673

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{138107}}^1$

素因数の和:138138

約数の個数: 20

約数和(自身を含む): 334221360

約数和(自身を除く): 121674687

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 138107, 414321, 1242963, 2624033, 3728889, 7872099, 11186667, 23616297, 70848891, 212546673]

約数ペア:

[(1, 212546673), (3, 70848891), (9, 23616297), (19, 11186667), (27, 7872099), (57, 3728889), (81, 2624033), (171, 1242963), (513, 414321), (1539, 138107)]