81068373

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4457}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 122398848

約数和(自身を除く): 41330475

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 2021, 4457, 6063, 13371, 18189, 40113, 191651, 209479, 574953, 628437, 1724859, 1885311, 9007597, 27022791, 81068373]

約数ペア:

[(1, 81068373), (3, 27022791), (9, 9007597), (43, 1885311), (47, 1724859), (129, 628437), (141, 574953), (387, 209479), (423, 191651), (2021, 40113), (4457, 18189), (6063, 13371)]