2839347

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 4892160

約数和(自身を除く): 2052813

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 181, 189, 249, 543, 581, 747, 1267, 1629, 1743, 2241, 3801, 4887, 5229, 11403, 15023, 15687, 34209, 45069, 105161, 135207, 315483, 405621, 946449, 2839347]

約数ペア:

[(1, 2839347), (3, 946449), (7, 405621), (9, 315483), (21, 135207), (27, 105161), (63, 45069), (83, 34209), (181, 15687), (189, 15023), (249, 11403), (543, 5229), (581, 4887), (747, 3801), (1267, 2241), (1629, 1743)]