309702991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1401371}}^1$

素因数の和:1401401

約数の個数: 8

約数和(自身を含む): 353145744

約数和(自身を除く): 43442753

約数列:

[1, 13, 17, 221, 1401371, 18217823, 23823307, 309702991]

約数ペア:

[(1, 309702991), (13, 23823307), (17, 18217823), (221, 1401371)]