98678889

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{8009}}^1$

素因数の和:8089

約数の個数: 18

約数和(自身を含む): 146510910

約数和(自身を除く): 47832021

約数列:

[1, 3, 9, 37, 111, 333, 1369, 4107, 8009, 12321, 24027, 72081, 296333, 888999, 2666997, 10964321, 32892963, 98678889]

約数ペア:

[(1, 98678889), (3, 32892963), (9, 10964321), (37, 2666997), (111, 888999), (333, 296333), (1369, 72081), (4107, 24027), (8009, 12321)]