989837433

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{445271}}^1$

素因数の和:445309

約数の個数: 24

約数和(自身を含む): 1620790080

約数和(自身を除く): 630952647

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 445271, 1335813, 4007439, 5788523, 8460149, 17365569, 25380447, 52096707, 76141341, 109981937, 329945811, 989837433]

約数ペア:

[(1, 989837433), (3, 329945811), (9, 109981937), (13, 76141341), (19, 52096707), (39, 25380447), (57, 17365569), (117, 8460149), (171, 5788523), (247, 4007439), (741, 1335813), (2223, 445271)]