217974316

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{116191}}^1$

素因数の和:116269

約数の個数: 24

約数和(自身を含む): 442459136

約数和(自身を除く): 224484820

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 116191, 232382, 464764, 813337, 1626674, 3253348, 7784797, 15569594, 31139188, 54493579, 108987158, 217974316]

約数ペア:

[(1, 217974316), (2, 108987158), (4, 54493579), (7, 31139188), (14, 15569594), (28, 7784797), (67, 3253348), (134, 1626674), (268, 813337), (469, 464764), (938, 232382), (1876, 116191)]