247788243

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1619531}}^1$

素因数の和:1619554

約数の個数: 12

約数和(自身を含む): 378970488

約数和(自身を除く): 131182245

約数列:

[1, 3, 9, 17, 51, 153, 1619531, 4858593, 14575779, 27532027, 82596081, 247788243]

約数ペア:

[(1, 247788243), (3, 82596081), (9, 27532027), (17, 14575779), (51, 4858593), (153, 1619531)]