1278930213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{759911}}^1$

素因数の和:759945

約数の個数: 24

約数和(自身を含む): 2133832896

約数和(自身を除く): 854902683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 759911, 2279733, 6839199, 8359021, 12918487, 25077063, 38755461, 75231189, 116266383, 142103357, 426310071, 1278930213]

約数ペア:

[(1, 1278930213), (3, 426310071), (9, 142103357), (11, 116266383), (17, 75231189), (33, 38755461), (51, 25077063), (99, 12918487), (153, 8359021), (187, 6839199), (561, 2279733), (1683, 759911)]