81319491

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{273803}}^1$

素因数の和:273823

約数の個数: 16

約数和(自身を含む): 131425920

約数和(自身を除く): 50106429

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 273803, 821409, 2464227, 3011833, 7392681, 9035499, 27106497, 81319491]

約数ペア:

[(1, 81319491), (3, 27106497), (9, 9035499), (11, 7392681), (27, 3011833), (33, 2464227), (99, 821409), (297, 273803)]