81376986

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{3779}}^1$

素因数の和:3918

約数の個数: 32

約数和(自身を含む): 168920640

約数和(自身を除く): 87543654

約数列:

[1, 2, 3, 6, 37, 74, 97, 111, 194, 222, 291, 582, 3589, 3779, 7178, 7558, 10767, 11337, 21534, 22674, 139823, 279646, 366563, 419469, 733126, 838938, 1099689, 2199378, 13562831, 27125662, 40688493, 81376986]

約数ペア:

[(1, 81376986), (2, 40688493), (3, 27125662), (6, 13562831), (37, 2199378), (74, 1099689), (97, 838938), (111, 733126), (194, 419469), (222, 366563), (291, 279646), (582, 139823), (3589, 22674), (3779, 21534), (7178, 11337), (7558, 10767)]