203213213

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{1187}}^1$

素因数の和:1892

約数の個数: 16

約数和(自身を含む): 239082624

約数和(自身を除く): 35869411

約数列:

[1, 7, 37, 259, 661, 1187, 4627, 8309, 24457, 43919, 171199, 307433, 784607, 5492249, 29030459, 203213213]

約数ペア:

[(1, 203213213), (7, 29030459), (37, 5492249), (259, 784607), (661, 307433), (1187, 171199), (4627, 43919), (8309, 24457)]