43880049

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{1999}}^1$

素因数の和:2282

約数の個数: 20

約数和(自身を含む): 65824000

約数和(自身を除く): 21943951

約数列:

[1, 3, 9, 27, 81, 271, 813, 1999, 2439, 5997, 7317, 17991, 21951, 53973, 161919, 541729, 1625187, 4875561, 14626683, 43880049]

約数ペア:

[(1, 43880049), (3, 14626683), (9, 4875561), (27, 1625187), (81, 541729), (271, 161919), (813, 53973), (1999, 21951), (2439, 17991), (5997, 7317)]