203207953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{2293}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 232391376

約数和(自身を除く): 29183423

約数列:

[1, 13, 17, 221, 401, 2293, 5213, 6817, 29809, 38981, 88621, 506753, 919493, 11953409, 15631381, 203207953]

約数ペア:

[(1, 203207953), (13, 15631381), (17, 11953409), (221, 919493), (401, 506753), (2293, 88621), (5213, 38981), (6817, 29809)]