217104237

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{118831}}^1$

素因数の和:118873

約数の個数: 24

約数和(自身を含む): 370755840

約数和(自身を除く): 153651603

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 118831, 356493, 831817, 1069479, 2495451, 3446099, 7486353, 10338297, 24122693, 31014891, 72368079, 217104237]

約数ペア:

[(1, 217104237), (3, 72368079), (7, 31014891), (9, 24122693), (21, 10338297), (29, 7486353), (63, 3446099), (87, 2495451), (203, 1069479), (261, 831817), (609, 356493), (1827, 118831)]