219023431

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 258935040

約数和(自身を除く): 39911609

約数列:

[1, 11, 19, 47, 121, 209, 517, 893, 2027, 2299, 5687, 9823, 22297, 38513, 95269, 108053, 245267, 423643, 1047959, 1810111, 4660073, 11527549, 19911221, 219023431]

約数ペア:

[(1, 219023431), (11, 19911221), (19, 11527549), (47, 4660073), (121, 1810111), (209, 1047959), (517, 423643), (893, 245267), (2027, 108053), (2299, 95269), (5687, 38513), (9823, 22297)]