207947885

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{3719}}^1$

素因数の和:3988

約数の個数: 16

約数和(自身を含む): 255519360

約数和(自身を除く): 47571475

約数列:

[1, 5, 53, 211, 265, 1055, 3719, 11183, 18595, 55915, 197107, 784709, 985535, 3923545, 41589577, 207947885]

約数ペア:

[(1, 207947885), (5, 41589577), (53, 3923545), (211, 985535), (265, 784709), (1055, 197107), (3719, 55915), (11183, 18595)]