80880147

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 125521920

約数和(自身を除く): 44641773

約数列:

[1, 3, 9, 27, 31, 71, 93, 213, 279, 639, 837, 1361, 1917, 2201, 4083, 6603, 12249, 19809, 36747, 42191, 59427, 96631, 126573, 289893, 379719, 869679, 1139157, 2609037, 2995561, 8986683, 26960049, 80880147]

約数ペア:

[(1, 80880147), (3, 26960049), (9, 8986683), (27, 2995561), (31, 2609037), (71, 1139157), (93, 869679), (213, 379719), (279, 289893), (639, 126573), (837, 96631), (1361, 59427), (1917, 42191), (2201, 36747), (4083, 19809), (6603, 12249)]