211899855

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{198967}}^1$

素因数の和:199046

約数の個数: 16

約数和(自身を含む): 343816704

約数和(自身を除く): 131916849

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 198967, 596901, 994835, 2984505, 14126657, 42379971, 70633285, 211899855]

約数ペア:

[(1, 211899855), (3, 70633285), (5, 42379971), (15, 14126657), (71, 2984505), (213, 994835), (355, 596901), (1065, 198967)]