81466488

素因数分解:

$2^3\times 3^2\times {\mathrm{1131479}}^1$

素因数の和:1131491

約数の個数: 24

約数和(自身を含む): 220638600

約数和(自身を除く): 139172112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1131479, 2262958, 3394437, 4525916, 6788874, 9051832, 10183311, 13577748, 20366622, 27155496, 40733244, 81466488]

約数ペア:

[(1, 81466488), (2, 40733244), (3, 27155496), (4, 20366622), (6, 13577748), (8, 10183311), (9, 9051832), (12, 6788874), (18, 4525916), (24, 3394437), (36, 2262958), (72, 1131479)]