28117891

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 32417280

約数和(自身を除く): 4299389

約数列:

[1, 19, 23, 37, 47, 437, 703, 851, 893, 1081, 1369, 1739, 16169, 20539, 26011, 31487, 33041, 39997, 64343, 598253, 759943, 1222517, 1479889, 28117891]

約数ペア:

[(1, 28117891), (19, 1479889), (23, 1222517), (37, 759943), (47, 598253), (437, 64343), (703, 39997), (851, 33041), (893, 31487), (1081, 26011), (1369, 20539), (1739, 16169)]