81345627

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{91297}}^1$

素因数の和:91320

約数の個数: 20

約数和(自身を含む): 132564696

約数和(自身を除く): 51219069

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 91297, 273891, 821673, 1004267, 2465019, 3012801, 7395057, 9038403, 27115209, 81345627]

約数ペア:

[(1, 81345627), (3, 27115209), (9, 9038403), (11, 7395057), (27, 3012801), (33, 2465019), (81, 1004267), (99, 821673), (297, 273891), (891, 91297)]