290465343

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{21851}}^1$

素因数の和:22075

約数の個数: 24

約数和(自身を含む): 481792896

約数和(自身を除く): 191327553

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 4431, 13293, 21851, 65553, 152957, 196659, 458871, 1376613, 4610561, 13831683, 32273927, 41495049, 96821781, 290465343]

約数ペア:

[(1, 290465343), (3, 96821781), (7, 41495049), (9, 32273927), (21, 13831683), (63, 4610561), (211, 1376613), (633, 458871), (1477, 196659), (1899, 152957), (4431, 65553), (13293, 21851)]