127683819

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15887}}^1$

素因数の和:15959

約数の個数: 24

約数和(自身を含む): 198282240

約数和(自身を除く): 70598421

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 15887, 47661, 142983, 301853, 746689, 905559, 2240067, 2716677, 6720201, 14187091, 42561273, 127683819]

約数ペア:

[(1, 127683819), (3, 42561273), (9, 14187091), (19, 6720201), (47, 2716677), (57, 2240067), (141, 905559), (171, 746689), (423, 301853), (893, 142983), (2679, 47661), (8037, 15887)]