201111579

素因数分解:

$3^4\times {\mathrm{1493}}^1\times {\mathrm{1663}}^1$

素因数の和:3168

約数の個数: 20

約数和(自身を含む): 300807936

約数和(自身を除く): 99696357

約数列:

[1, 3, 9, 27, 81, 1493, 1663, 4479, 4989, 13437, 14967, 40311, 44901, 120933, 134703, 2482859, 7448577, 22345731, 67037193, 201111579]

約数ペア:

[(1, 201111579), (3, 67037193), (9, 22345731), (27, 7448577), (81, 2482859), (1493, 134703), (1663, 120933), (4479, 44901), (4989, 40311), (13437, 14967)]