205800993

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{68669}}^1$

素因数の和:68718

約数の個数: 20

約数和(自身を含む): 315744660

約数和(自身を除く): 109943667

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 68669, 206007, 618021, 1854063, 2540753, 5562189, 7622259, 22866777, 68600331, 205800993]

約数ペア:

[(1, 205800993), (3, 68600331), (9, 22866777), (27, 7622259), (37, 5562189), (81, 2540753), (111, 1854063), (333, 618021), (999, 206007), (2997, 68669)]