1821933

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 20

約数和(自身を含む): 2764608

約数和(自身を除く): 942675

約数列:

[1, 3, 9, 27, 81, 83, 249, 271, 747, 813, 2241, 2439, 6723, 7317, 21951, 22493, 67479, 202437, 607311, 1821933]

約数ペア:

[(1, 1821933), (3, 607311), (9, 202437), (27, 67479), (81, 22493), (83, 21951), (249, 7317), (271, 6723), (747, 2439), (813, 2241)]