203420973

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{26833}}^1$

素因数の和:26881

約数の個数: 24

約数和(自身を含む): 327160128

約数和(自身を除く): 123739155

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 26833, 80499, 187831, 509827, 563493, 1529481, 3568789, 9686713, 10706367, 29060139, 67806991, 203420973]

約数ペア:

[(1, 203420973), (3, 67806991), (7, 29060139), (19, 10706367), (21, 9686713), (57, 3568789), (133, 1529481), (361, 563493), (399, 509827), (1083, 187831), (2527, 80499), (7581, 26833)]