212511843

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{14657}}^1$

素因数の和:14848

約数の個数: 20

約数和(自身を含む): 319251240

約数和(自身を除く): 106739397

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 14499, 14657, 43971, 131913, 395739, 1187217, 2623603, 7870809, 23612427, 70837281, 212511843]

約数ペア:

[(1, 212511843), (3, 70837281), (9, 23612427), (27, 7870809), (81, 2623603), (179, 1187217), (537, 395739), (1611, 131913), (4833, 43971), (14499, 14657)]