28785492027

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{86442919}}^1$

素因数の和:86442962

約数の個数: 12

約数和(自身を含む): 42702802480

約数和(自身を除く): 13917310453

約数列:

[1, 3, 9, 37, 111, 333, 86442919, 259328757, 777986271, 3198388003, 9595164009, 28785492027]

約数ペア:

[(1, 28785492027), (3, 9595164009), (9, 3198388003), (37, 777986271), (111, 259328757), (333, 86442919)]