209485486

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{45481}}^1$

素因数の和:45544

約数の個数: 24

約数和(自身を含む): 373316256

約数和(自身を除く): 163830770

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4606, 45481, 90962, 318367, 636734, 2137607, 2228569, 4275214, 4457138, 14963249, 29926498, 104742743, 209485486]

約数ペア:

[(1, 209485486), (2, 104742743), (7, 29926498), (14, 14963249), (47, 4457138), (49, 4275214), (94, 2228569), (98, 2137607), (329, 636734), (658, 318367), (2303, 90962), (4606, 45481)]