80212239

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{30839}}^1$

素因数の和:30879

約数の個数: 18

約数和(自身を含む): 123082440

約数和(自身を除く): 42870201

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 30839, 92517, 277551, 524263, 1572789, 4718367, 8912471, 26737413, 80212239]

約数ペア:

[(1, 80212239), (3, 26737413), (9, 8912471), (17, 4718367), (51, 1572789), (153, 524263), (289, 277551), (867, 92517), (2601, 30839)]