68889255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199679}}^1$

素因数の和:199710

約数の個数: 16

約数和(自身を含む): 115015680

約数和(自身を除く): 46126425

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 199679, 599037, 998395, 2995185, 4592617, 13777851, 22963085, 68889255]

約数ペア:

[(1, 68889255), (3, 22963085), (5, 13777851), (15, 4592617), (23, 2995185), (69, 998395), (115, 599037), (345, 199679)]