487863

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:348

約数の個数: 20

約数和(自身を含む): 769560

約数和(自身を除く): 281697

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 317, 513, 951, 1539, 2853, 6023, 8559, 18069, 25677, 54207, 162621, 487863]

約数ペア:

[(1, 487863), (3, 162621), (9, 54207), (19, 25677), (27, 18069), (57, 8559), (81, 6023), (171, 2853), (317, 1539), (513, 951)]