388664847

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{9817}}^1$

素因数の和:9959

約数の個数: 24

約数和(自身を含む): 578947824

約数和(自身を除く): 190282977

約数列:

[1, 3, 9, 53, 83, 159, 249, 477, 747, 4399, 9817, 13197, 29451, 39591, 88353, 520301, 814811, 1560903, 2444433, 4682709, 7333299, 43184983, 129554949, 388664847]

約数ペア:

[(1, 388664847), (3, 129554949), (9, 43184983), (53, 7333299), (83, 4682709), (159, 2444433), (249, 1560903), (477, 814811), (747, 520301), (4399, 88353), (9817, 39591), (13197, 29451)]