209538182

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{210803}}^1$

素因数の和:210883

約数の個数: 16

約数和(自身を含む): 364269312

約数和(自身を除く): 154731130

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 210803, 421606, 1475621, 2951242, 14967013, 29934026, 104769091, 209538182]

約数ペア:

[(1, 209538182), (2, 104769091), (7, 29934026), (14, 14967013), (71, 2951242), (142, 1475621), (497, 421606), (994, 210803)]