208317138

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{390107}}^1$

素因数の和:390201

約数の個数: 16

約数和(自身を含む): 421316640

約数和(自身を除く): 212999502

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 390107, 780214, 1170321, 2340642, 34719523, 69439046, 104158569, 208317138]

約数ペア:

[(1, 208317138), (2, 104158569), (3, 69439046), (6, 34719523), (89, 2340642), (178, 1170321), (267, 780214), (534, 390107)]